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@endolith
Created July 20, 2009 01:53
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GraphCalc unit definitions
This is just a mirror of the unit and constant definitions from GraphCalc http://www.graphcalc.com/
*GROUP*
Math
pi
3.141592653589793238462
*GROUP*
Physics
c (m/s)
299792458
Boltzman's constant (J/K)
1.380658*10^-23
gas constant
8.31451
gravitational constant
6.67259*10^-11
g
9.80665
permeability of a vacuum
1.2566370614359*10^-6
permittivity of a vacuum
8.8541878176204*10^-12
Planck constant
6.6260755*10^-34
atomic mas unit
1.6605402*10^-27
mass of electron
9.1093897*10^-31
mass of proton
1.6726231*10^-27
mass of neutron
1.6749286*10^-27
Coulomb constant
8.9875517873682*10^9
electron charge (C)
1.60217733*10^-19
proton charge
1.60210*10^-19
charge/mass ratio for electron
1.758796*10^11
Avagadro number
6.0221367*10^23
Faraday constant
9.64870*10^4
Rydberg constant
1.097373*10^7
Stefan-Boltzman constant
5.6697*10^-8
*GROUP*
Planets
**GROUP**
Mercury
***GROUP***
Bulk Parameters
mass (kg)
.3302*10^24
volume (km^3)
6.085*10^10
equatorial radius (km)
2440
polar radius (km)
2440
volumetric mean radius (km)
2440
ellipticity
0
mean density (kg / m^3)
5427
surface gravity (m/s^2)
3.70
escape velocity (km/s)
4.3
GM (km^3/s^2)
.02203*10^6
bond albedo
0.056
visual geometric albedo
0.11
visual magnitude
-0.42
solar irradiance (W/m^2)
9214
black-body temperature (K)
442.5
moment of inertia (I / MR^2)
0.33
***GROUP***
Orbital Parameters
semimajor axis (km)
57.6*10^6
sidereal orbit period (days)
87.969
tropical orbit period (days)
87.968
perihelion (km)
4.60*10^7
aphelion (km)
6.98*10^7
sydonic period (days)
115.88
mean orbital velocity (km/s)
47.89
orbital inclination (degrees)
7
orbital eccentricity
.2056
sidereal rotation period (hours)
1407.6
obliquity to orbit
0.1
***GROUP***
Observational Parameters
maximum apparent diameter from earth (arc s)
13
minimum apparent diameter from earth (arc s)
4.5
maximum distance from earth (km)
2.219*10^8
minimum distance from earth (km)
7.73*10^7
apparent magnitude from opposition
-1.9
***GROUP***
Atmosphere Parameters
surface pressure (bars)
10*10^-15
average temperature (K)
440
percentage of atmosphere: Oxygen
42
percentage of atmosphere: Sodium
29
percentage of atmosphere: Hydrogen
22
percentage of atmosphere: Helium
6
percentage of atmosphere: Potassium
.5
**GROUP**
Venus
***GROUP***
Bulk Parameters
mass (kg)
4.869*10^24
volume (km^3)
9.2843*10^11
equatorial radius (km)
6052
polar radius (km)
6052
volumetric mean radius (km)
6052
ellipticity
0
mean density (kg/m^3)
5204
surface gravity (m/s^2)
8.87
escape velocity (km/s)
10.36
GM (km^3/s^2)
.3249*10^6
bond albedo
.72
visual geometric albedo
.65
visual magnitude
-4.40
solar irradiance (W/m^2)
2660
black-body temperature (K)
238.9
moment of inertia (I / MR^2)
0.33
topographic range (km)
15
***GROUP***
Orbital Parameters
semimajor axis (km)
1.082*10^8
sidereal orbit period (days)
224.701
tropical orbit period (days)
224.695
perihelion (km)
1.075*10^8
aphelion (km)
1.089*10^8
sydonic period (days)
583.92
mean orbital velocity (km/s)
35.02
orbital inclination (degrees)
3.39
orbital eccentricity
.0068
sidereal rotation period (hours)
5832.5
obliquity to orbit
177.3
***GROUP***
Observational Parameters
maximum apparent diameter from earth (arc s)
66
minimum apparent diameter from earth (arc s)
9.7
maximum distance from earth (km)
2.610*10^8
minimum distance from earth (km)
3.82*10^7
apparent magnitude from opposition
-4.4
***GROUP***
Atmospheric Parameters
surface pressure (bars)
92
surface density (kg/m^3)
65
scale height (km)
15.9
average temperature (K)
737
diurnal temperature range
0
average surface wind speeds (m/s)
.65
mean molecular weight (g/mol)
43.45
percentage of atmosphere: Carbon Dioxide
96.5
percentage of atmosphere: Nitrogen
3.5
atmosphere concentration of Sulphur Dioxide (ppm)
150
atmosphere concentration of Argon (ppm)
70
atmosphere concentration of water (ppm)
20
atmosphere concentration of carbon monoxide (ppm)
17
atmosphere concentration of helium (ppm)
12
atmosphere concentration of neon (ppm)
7
**GROUP**
Earth
***GROUP***
Bulk Parameters
mass (kg)
5.9736*10^24
volume (km^3)
1.08321*10^12
equatorial radius (km)
6378
polar radius (km)
6356
volumetric mean radius (km)
6371
core radius (km)
3485
ellipticity
0.0034
mean density (kg/m^3)
5520
surface gravity (m/s^2)
9.78
escape velocity (km/s)
11.186
GM (km^3/s^2)
.3986*10^6
bond albedo
.385
visual geometric albedo
.367
visual magnitude
-3.86
solar irradiance (W/m^2)
1360
black-body temperature (K)
247.3
moment of inertia (I / MR^2)
0.3308
topographic range (km)
20
***GROUP***
Orbital Parameters
semimajor axis (km)
1.496*10^8
sidereal orbit period (days)
365.256
tropical orbit period (days)
365.242
perihelion (km)
1.471*10^8
aphelion (km)
1.521*10^8
mean orbital velocity (km/s)
29.79
orbital inclination (degrees)
0.00
orbital eccentricity
.0167
sidereal rotation period (hours)
23.9345
obliquity to orbit
23.45
***GROUP***
Atmospheric Parameters
surface pressure (bars)
1014
surface density (kg/m^3)
1.217
scale height (km)
8.5
average temperature (K)
288
mean molecular weight (g/mol)
28.97
percentage of atmosphere: Nitrogen
78.084
percentage of atmosphere: Oxygen
20.946
percentage of atmosphere: Water
1
percentage of atmosphere: Argon
.934
percentage of atmosphere: Carbon Dioxide
.035
atmosphere concentration of Neon (ppm)
18.18
atmosphere concentration of Helium (ppm)
5.24
atmosphere concentration of CH4 (ppm)
1.7
atmosphere concentration of Krypton (ppm)
1.14
atmosphere concentration of Hydrogen (ppm)
.55
***GROUP***
Satellites
****GROUP****
Moon
*****GROUP*****
Bulk Parameters
mass (kg)
7.349*10^22
volume (km^3)
2.1973*10^10
equatorial radius (km)
1738
polar radius (km)
1735
volumetric mean radius (km)
1737.5
ellipticity
0.002
mean density (kg/m^3)
3340
surface gravity (m/s^2)
1.62
escape velocity (km/s)
2.38
GM (km^3/s^2)
0.0049*10^6
bond albedo
.067
visual geometric albedo
0.12
solar irradiance (W/m^2)
1380
black-body temperature (K)
274.5
moment of inertia (I / MR^2)
.394
topographic range (km)
16
*****GROUP*****
Orbital Parameters
semimajor axis (km)
.3844*10^6
perigee (km)
.3633*10^6
apogee (km)
.4055*10^6
revolution period (days)
27.322
sydonic period (days)
29.53
mean orbital velocity (km/s)
1.023
orbital inclination (degrees)
5.145
orbital eccentricity
.0549
sidereal rotation period (hours)
655.728
equatorial inclination (degrees)
6.68
recession rate from earth (cm / yr)
3.8
**GROUP**
Mars
***GROUP***
Bulk Parameters
mass (kg)
.6419*10^24
volume (km^3)
16.318*10^10
equatorial radius (km)
3397
polar radius (km)
3375
volumetric mean radius (km)
3390
core radius (km)
1700
ellipticity
0.0065
mean density (kg/m^3)
3933
surface gravity (m/s^2)
3.69
escape velocity (km/s)
5.03
GM (km^3/s^2)
0.04283*10^6
bond albedo
0.16
visual geometric albedo
0.150
visual magnitude
-1.52
solar irradiance (W/m^2)
595
black-body temperature (K)
216.6
moment of inertia (I / MR^2)
0.366
topographic range (km)
36
***GROUP***
Orbital Parameters
semimajor axis (km)
2.279*10^8
sidereal orbit period (days)
686.980
tropical orbit period (days)
686.930
perihelion (km)
2.066*10^8
aphelion (km)
2.493*10^8
mean orbital velocity (km/s)
24.13
orbital inclination (degrees)
1.85
orbital eccentricity
.0934
sidereal rotation period (hours)
24.6229
obliquity to orbit
25.19
***GROUP***
Observational Parameters
maximum apparent diameter from earth (arc s)
25.7
minimum apparent diameter from earth (arc s)
3.5
maximum distance from earth (km)
4.013*10^8
minimum distance from earth (km)
5.45*10^7
apparent magnitude from opposition
-2.0
***GROUP***
Atmospheric Parameters
surface pressure (bars)
7.9
surface density (kg/m^3)
0.020
scale height (km)
11.1
average temperature (K)
210
mean molecular weight (g/mol)
43.34
percentage of atmosphere: Carbon Dioxide
95.32
percentage of atmosphere: Nitrogen
2.7
percentage of atmosphere: Argon
1.6
percentage of atmosphere: Oxygen
0.13
percentage of atmosphere: Carbon Monoxide
0.08
atmosphere concentration of Water (ppm)
210
atmosphere concentration of Nitrogen Oxide (ppm)
100
atmosphere concentration of Neon (ppm)
2.5
atmosphere concentration of HDO (ppm)
.85
atmosphere concentration of Krypton (ppm)
.3
atmosphere concentration of Xenon (ppm)
.08
***GROUP***
Satellites
****GROUP****
Phobos
*****GROUP*****
Bulk Parameters
mass (kg)
1.08*10^16
major axis radius (km)
13
minor axis radius (km)
9
mean density (kg/m^3)
1900
geometric albedo
0.06
visual magnitude
11.8
*****GROUP*****
Orbital Paramters
mean distance from Mars (km)
9377
sidereal orbit period (days)
.31891
orbital inclination (degrees)
1.08
orbital eccentricity
0.0151
****GROUP****
Deimos
*****GROUP*****
Bulk Parameters
mass (kg)
1.8*10^15
major axis radius (km)
8
minor axis radius (km)
5
mean density (kg/m^3)
1750
geometric albedo
0.07
visual magnitude
12.89
*****GROUP*****
Orbital Paramters
mean distance from Mars (km)
23436
sidereal orbit period (days)
1.26244
orbital inclination (degrees)
1.79
orbital eccentricity
0.00033
**GROUP**
Jupiter
***GROUP***
Bulk Parameters
mass (kg)
1.8966*10^27
volume (km^3)
1.43128*10^15
equatorial radius (km)
71492
polar radius (km)
66854
volumetric mean radius (km)
69911
ellipticity
0.0649
mean density (kg/m^3)
1326
surface gravity (m/s^2)
23.12
esacpe velocity (km/s)
59.5
GM (km^3/s^2)
1.26686*10^8
bond albedo
0.70
visual geometric albedo
0.52
visual magnitude
-9.40
solar irradiance (W/m^2)
51.0
black-body temperature (K)
90.6
moment of inertia (I/MR^2)
0.254
***GROUP***
Orbital Parameters
semimajor axis (km)
7.784*10^8
sidereal orbit period (days)
4332.589
tropical orbit period (days)
4330.595
perihelion (km)
7.406*10^8
aphelion (km)
8.160*10^8
synodic period (days)
398.88
mean orbital velocity (km/s)
13.07
orbital inclination (degrees)
1.305
orbital eccentricity
0.04839
sidereal rotation period (hours)
9.9250
obliquity to orbit (degrees)
3.12
***GROUP***
Observational Parameters
maximum apparent diameter from earth (arc seconds)
59.0
minimum apparent diameter from earth (arc seconds)
29.8
maximum distance from earth (km)
9.681*10^8
minimum distance from earth (km)
5.885*10^8
apparent magnitude near opposition
-2.7
***GROUP***
Atmospheric Parameters
average temperature (K)
129
mean molecular weight (g/mol)
2.22
percentage of atmosphere: Hydrogen
88
percentage of atmosphere: Helium
11
percentage of atmosphere: Methane
.2
percentage of atmosphere: Ammonia
.02
atmosphere concentration of Hydrogen Deuteride (ppm)
20
atmosphere concentration of Ethane (ppm)
5
atmosphere concentration of Water (ppm)
1
***GROUP***
Satellites
****GROUP****
Io
*****GROUP*****
Bulk Parameters
mass (kg)
8.933*10^22
radius (km)
1821.3
mean density (kg/m^3)
3530
visual geometric albedo
0.61
*****GROUP*****
Orbital Parameters
semimajor axis (km)
4.216*10^5
period (days)
1.769138
orbital inclination (degrees)
0.040
orbital eccentricity
0.041
****GROUP****
Europa
*****GROUP*****
Bulk Parameters
mass (kg)
4.797*10^22
radius (km)
1565
mean density (kg/m^3)
2990
visual geometric albedo
0.64
*****GROUP*****
Orbital Parameters
semimajor axis (km)
6.709*10^5
period (days)
3.551810
orbital inclination (degrees)
0.470
orbital eccentricity
0.0101
****GROUP****
Ganymede
*****GROUP*****
Bulk Parameters
mass (kg)
1.482*10^22
radius (km)
2634
mean density (kg/m^3)
1940
visual geometric albedo
0.42
*****GROUP*****
Orbital Parameters
semimajor axis (km)
1.070*10^6
period (days)
7.154553
orbital inclination (degrees)
0.195
orbital eccentricity
.0015
****GROUP****
Callisto
*****GROUP*****
Bulk Parameters
mass (kg)
1.076*10^22
radius (km)
2403
mean density (kg/m^3)
1851
visual geometric albedo
0.20
*****GROUP*****
Orbital Parameters
semimajor axis (km)
1.883*10^6
period (days)
16.689018
orbital inclination (degrees)
0.281
orbital eccentricity
0.007
**GROUP**
Saturn
***GROUP***
Bulk Parameters
mass (kg)
4.6846*10^26
volume (km^3)
8.2713*10^14
equatorial radius (km)
60268
polar radius (km)
54364
volumetric mean radius (km)
58232
ellipticity
0.0980
mean density (kg/m^3)
687
surface gravity (m/s^2)
8.96
escape velocity (km/s)
35.5
GM (km^3/s^2)
3.7931*10^7
bond albedo
0.75
visual geometric albedo
0.47
visual magnitude
-8.88
solar irradiance (W/m^2)
15.0
black-body temperature (K)
83.9
moment of inertia (I/MR^2)
.210
***GROUP***
Orbital Parameters
semimajor axis (km)
1.4268*10^9
sidereal orbit period (days)
10759.22
tropical orbit period (days)
10746.94
perihelion (km)
1.3476*10^9
aphelion (km)
1.5064*10^9
synodic period (days)
378.09
mean orbital velocity (km/s)
9.66
orbital inclination (degrees)
2.484
orbital eccentricity
0.05415
sidereal rotation period (hours)
10.5
obliquity to orbit (degrees)
26.73
***GROUP***
Observational Parameters
maximum apparent diameter from earth (arc seconds)
20.1
minimum apparent diameter from earth (arc seconds)
14.5
maximum distance from earth (km)
1.6585*10^9
minimum distance from earth (km)
1.1955*10^9
apparent magnitude near opposition
0.7
***GROUP***
Atmospheric Parameters
average temperature (K)
97
temperature at 1 bar (K)
134
scale height (km)
59.6
mean molecular weight (g/mol)
2.07
percentage of atmosphere: Hydrogen
89
percentage of atmosphere: Helium
11
percentage of atmosphere: Methane
.3
percentage of atmosphere: Ammonia
.02
atmosphere concentration of Ethane (ppm)
2
***GROUP***
Satellites
****GROUP****
Mimas
*****GROUP*****
Bulk Parameters
mass (kg)
3.75*10^19
radius (km)
198.8
mean density (kg/m^3)
1140
visual geometric albedo
0.5
*****GROUP*****
Orbital Parameters
semimajor axis (km)
1.8552*10^5
period (days)
.942422
orbital inclination (degrees)
1.53
orbital eccentricity
0.0202
****GROUP****
Tethys
*****GROUP*****
Bulk Parameters
mass (kg)
6.22*10^20
radius (km)
529.9
mean density (kg/m^3)
1000
visual geometric albedo
0.9
*****GROUP*****
Orbital Parameters
semimajor axis (km)
2.9466*10^5
period (days)
1.887802
orbital inclination (degrees)
1.09
orbital eccentricity
0.0
****GROUP****
Rhea
*****GROUP*****
Bulk Parameters
mass (kg)
23.1*10^21
radius (km)
764
mean density (kg/m^3)
1240
visual geometric albedo
0.7
*****GROUP*****
Orbital Parameters
semimajor axis (km)
5.2704*10^5
period (days)
4.517500
orbital inclination (degrees)
.35
orbital eccentricity
0.001
****GROUP****
Hyperion
*****GROUP*****
Bulk Parameters
*****GROUP*****
Orbital Parameters
semimajor axis (km)
1.4811*10^6
period (days)
21.276609
orbital inclination (degrees)
.43
orbital eccentricity
.1042
****GROUP****
Enceladus
*****GROUP*****
Bulk Parameters
mass (kg)
7.3*10^19
radius (km)
249.1
mean density (kg/m^3)
1120
visual geometric albedo
1.0
*****GROUP*****
Orbital Parameters
semimajor axis (km)
2.3802*10^5
period (days)
1.370218
orbital inclination (degrees)
0.02
orbital eccentricity
0.0045
****GROUP****
Dione
*****GROUP*****
Bulk Parameters
mass (kg)
1.052*10^21
radius (km)
560
mean density (kg/m^3)
1440
visual geometric albedo
0.7
*****GROUP*****
Orbital Parameters
semimajor axis (km)
3.7740*10^5
period (days)
2.736915
orbital inclination (degrees)
0.02
orbital eccentricity
0.0022
****GROUP****
Titan
*****GROUP*****
Bulk Parameters
mass (kg)
1.3455*10^23
radius (km)
2575
mean density (kg/m^3)
1881
visual geometric albedo
.21
*****GROUP*****
Orbital Parameters
semimajor axis (km)
1.22185*10^6
period (days)
15.945421
orbital inclination (degrees)
.33
orbital eccentricity
0.0292
****GROUP****
Iapetus
*****GROUP*****
Bulk Parameters
mass (kg)
1.59*10^21
radius (km)
718
mean density (kg/m^3)
1020
*****GROUP*****
Orbital Parameters
semimajor axis (km)
3.5613*10^6
period (days)
59.030
orbital inclination (degrees)
7.52
orbital eccentricity
0.0283
**GROUP**
Uranus
***GROUP***
Bulk Parameters
mass (kg)
8.683*10^25
volume (km^3)
6.833*10^13
equatorial radius (km)
25559
polar radius (km)
24973
volumetric mean radius (km)
25362
ellipticity
0.023
mean density (kg/m^3)
1318
surface gravity (m/s^2)
8.6
escape velocity (km/s)
21.3
GM (km^3/s^2)
5.794*10^6
bond albedo
0.90
visual geometric albedo
0.51
visual magnitude
-7.19
solar irradiance (W/m^2)
3.71
black-body temperature (K)
35.9
moment of inertia (I/MR^2)
.225
***GROUP***
Orbital Parameters
semimajor axis (km)
2.871*10^9
sidereal orbit period (days)
30685.4
tropical orbit period (days)
30588.740
perihelion (km)
2.7340*10^9
aphelion (km)
3.0052*10^9
synodic period (days)
369.66
mean orbital velocity (km/s)
6.82
orbital inclination (degrees)
.770
orbital eccentricity
0.04718
sidereal rotation period (hours)
17.24
obliquity to orbit (degrees)
97.86
***GROUP***
Observational Parameters
maximum apparent diameter from earth (arc seconds)
4.1
minimum apparent diameter from earth (arc seconds)
3.3
maximum distance from earth (km)
3.1573*10^9
minimum distance from earth (km)
2.5819*10^9
apparent magnitude near opposition
5.5
***GROUP***
Atmospheric Parameters
average temperature (K)
58
temperature at 1 bar (K)
76
density at 1 bar (kg/m^3)
0.42
scale height (km)
59.6
mean molecular weight (g/mol)
2.64
percentage of atmosphere: Hydrogen
89
percentage of atmosphere: Helium
11
***GROUP***
Satellites
****GROUP****
Miranda
*****GROUP*****
Bulk Parameters
mass (kg)
6.59*10^19
mean density (kg/m^3)
1200
visual geometric albedo
0.27
*****GROUP*****
Orbital Parameters
semimajor axis (km)
1.298*10^5
period (days)
1.413
orbital inclination (degrees)
4.22
orbital eccentricity
0.0027
****GROUP****
Ariel
*****GROUP*****
Bulk Parameters
mass (kg)
1.353*10^21
mean density (kg/m^3)
1670
visual geometric albedo
0.34
*****GROUP*****
Orbital Parameters
semimajor axis (km)
1.912*10^5
period (days)
2.520
orbital inclination (degrees)
.31
orbital eccentricity
0.0034
****GROUP****
Umbriel
*****GROUP*****
Bulk Parameters
mass (kg)
1.172*10^21
radius (km)
584.7
mean density (kg/m^3)
1400
visual geometric albedo
0.18
*****GROUP*****
Orbital Parameters
semimajor axis (km)
2.660*10^5
period (days)
4.144
orbital inclination (degrees)
.36
orbital eccentricity
0.0050
****GROUP****
Titania
*****GROUP*****
Bulk Parameters
mass (kg)
3.527*10^21
radius (km)
788.9
mean density (kg/m^3)
1710
visual geometric albedo
0.27
*****GROUP*****
Orbital Parameters
semimajor axis (km)
4.358*10^5
period (days)
8.706
orbital inclination (degrees)
0.10
orbital eccentricity
0.0022
****GROUP****
Oberon
*****GROUP*****
Bulk Parameters
mass (kg)
3.014*10^21
radius (km)
761.4
mean density (kg/m^3)
1630
visual geometric albedo
0.24
*****GROUP*****
Orbital Parameters
semimajor axis (km)
5.826*10^5
period (days)
13.463
orbital inclination (degrees)
0.10
orbital eccentricity
0.0008
**GROUP**
Neptune
***GROUP***
Bulk Parameters
mass (kg)
1.0243*10^26
volume (km^3)
6.254*10^13
equatorial radius (km)
24766
polar radius (km)
24342
volumetric mean radius (km)
24624
ellipticity
0.0171
mean density (kg/m^3)
1638
surface gravity (m/s^2)
11.00
escape velocity (km/s)
23.5
GM (km^3/s^2)
6.8351*10^6
bond albedo
.82
visual geometric albedo
.41
visual magnitude
-6.87
solar irradiance (W/m^2)
1.47
black-body temperature (K)
33.2
***GROUP***
Orbital Parameters
semimajor axis (km)
4.4983*10^9
sidereal orbit period (days)
60189.0
tropical orbit period (days)
59799.9
perihelion (km)
4.4580*10^9
aphelion (km)
4.5352*10^9
synodic period (days)
367.49
mean orbital velocity (km/s)
5.48
orbital inclination (degrees)
1.769
orbital eccentricity
0.00859
sidereal rotation period (hours)
16.11
obliquity to orbit (degrees)
29.56
***GROUP***
Observational Parameters
maximum apparent diameter from earth (arc seconds)
2.4
minimum apparent diameter from earth (arc seconds)
2.2
maximum distance from earth (km)
4.6873*10^9
minimum distance from earth (km)
4.3059*10^9
apparent magnitude near opposition
7.8
***GROUP***
Atmospheric Parameters
average temperature (K)
58
temperature at 1 bar (K)
72
density at 1 bar (kg/m^3)
.45
percentage of atmosphere: Molecular Hydrogen
80
percentage of atmosphere: Helium
19
percentage of atmosphere: Methane
1.5
atmosphere concentration of Hydrogen Deuteride (ppm)
105
atmosphere concentration of Ethane (ppm)
1.5
***GROUP***
Satellites
****GROUP****
Naiad
*****GROUP*****
Bulk Parameters
radius (km)
29
visual geometric albedo
0.06
*****GROUP*****
semimajor axis (km)
4.8227*10^4
period (days)
.294396
orbital inclination (degrees)
4.74
orbital eccentricity
0.0
****GROUP****
Thalassa
*****GROUP*****
Bulk Parameters
radius (km)
40
visual geometric albedo
0.06
*****GROUP*****
semimajor axis (km)
5.0075*10^4
period (days)
.311485
orbital inclination (degrees)
.21
orbital eccentricity
0.0
****GROUP****
Despina
*****GROUP*****
Bulk Parameters
radius (km)
74
visual geometric albedo
0.06
*****GROUP*****
semimajor axis (km)
5.2526*10^4
period (days)
.335655
orbital inclination (degrees)
0.07
orbital eccentricity
0.0
****GROUP****
Galatea
*****GROUP*****
Bulk Parameters
radius (km)
79
visual geometric albedo
0.06
*****GROUP*****
semimajor axis (km)
6.1953*10^4
period (days)
4.28745
orbital inclination (degrees)
0.05
orbital eccentricity
0.0
****GROUP****
Larissa
*****GROUP*****
Bulk Parameters
visual geometric albedo
0.06
*****GROUP*****
semimajor axis (km)
7.3548*10^4
period (days)
.554654
orbital inclination (degrees)
0.20
orbital eccentricity
0.0
****GROUP****
Proteus
*****GROUP*****
Bulk Parameters
visual geometric albedo
0.06
*****GROUP*****
semimajor axis (km)
1.17647*10^5
period (days)
1.122315
orbital inclination (degrees)
.55
orbital eccentricity
0.0
****GROUP****
Triton
*****GROUP*****
Bulk Parameters
mass (kg)
2.147*10^22
radius (km)
1352.6
mean density (kg/m^3)
2054
visual geometric albedo
0.7
*****GROUP*****
semimajor axis (km)
3.5476*10^5
period (days)
5.876854
orbital inclination (degrees)
156.834
****GROUP****
Nereid
*****GROUP*****
Bulk Parameters
radius (km)
170
visual geometric albedo
0.2
*****GROUP*****
semimajor axis (km)
5.5134*10^6
period (days)
360.13619
orbital inclination (degrees)
7.23
orbital eccentricity
0.7512
**GROUP**
Pluto
***GROUP***
Bulk Parameters
mass (kg)
1.25*10^22
volume (km^3)
6.16*10^9
volumetric mean radius (km)
1137
mean density (kg/m^3)
2050
surface gravity (m/s^2)
0.66
escape velocity (km/s)
1.1
GM (km^3/s^2)
8.3*10^2
bond albedo
0.145
visual geometric albedo
0.3
solar irradiance (W/m^2)
0.9
black-body temperature (K)
42.7
***GROUP***
Orbital Parameters
semimajor axis (km)
5.9064*10^9
sidereal orbit period (days)
90465
tropical orbit period (days)
90588
perihelion (km)
4.4458*10^9
aphelion (km)
7.3812*10^9
synodic period (days)
366.73
mean orbital velocity (km/s)
4.75
orbital inclination (degrees)
17.14
orbital eccentricity
.2488
sidereal rotation period (hours)
153.2928
obliquity to orbit (degrees)
122.46
***GROUP***
Observational Parameters
maximum apparent diameter from earth (arc seconds)
.11
minimum apparent diameter from earth (arc seconds)
.06
maximum distance from earth (km)
7.5333*10^9
minimum distance from earth (km)
4.2937*10^9
apparent magnitude near opposition
15.1
***GROUP***
Atmospheric Parameters
Average Temperature (K)
50
Scale Height (km)
60
***GROUP***
Satellites
****GROUP****
Charon
*****GROUP*****
Bulk Parameters
mass (kg)
1.7*10^21
equatorial radius (km)
586
mean density (km/m^3)
1800
surface gravity (m/s^2)
0.21
escape velocity (km/2)
0.58
albedo
0.375
*****GROUP*****
Orbital Parameters
mean distance from pluto (km)
19405
orbital inclination (degrees)
96.56
orbital eccentricity
0.0
sidereal orbit period (days)
6.387
*GROUP*
Periodic Table
**GROUP**
A - B
***GROUP***
Actinium (Ac)
atomic number
89
atomic mass
227.0278
***GROUP***
Silver (Ag)
atomic number
47
atomic mass
107.87
boiling point(C)
2210
melting point(C)
960.8
density
10.5
heat vapor
60.7
heat fusion
2.7
electrical conductivity
0.616
thermal conductivity
0.98
specific heat capacity
0.056
***GROUP***
Aluminum (Al)
atomic number
13
atomic mass
26.9815
boiling point(C)
2450
melting point(C)
660
density
2.7
heat vapor
67.9
heat fusion
2.55
electrical conductivity
0.382
thermal conductivity
0.5
specific heat capacity
0.215
***GROUP***
Americium (Am)
atomic number
95
atomic mass
243.0614
***GROUP***
Argon (Ar)
atomic number
18
atomic mass
39.948
boiling point(C)
-185.8
melting point(C)
-189.4
density
1.4
heat vapor
1.56
heat fusion
0.281
thermal conductivity
4*10^-5
specific heat capacity
0.125
***GROUP***
Arsenic (As)
atomic number
33
atomic mass
74.992
boiling point(C)
613
melting point(C)
817
density
5.72
heat vapor
7.75
heat fusion
6.62
electrical conductivity
0.029
specific heat capacity
0.082
***GROUP***
Astatine (At)
atomic number
85
atomic mass
209.987
***GROUP***
Gold (Au)
atomic number
79
atomic mass
196.967
boiling point(C)
2970
melting point(C)
1063
density
19.3
heat vapor
81.8
heat fusion
3.03
electrical conductivity
0.42
thermal conductivity
0.71
specific heat capacity
0.031
***GROUP***
Boron (B)
atomic number
5
atomic mass
10.811
melting point(C)
2030
density
2.34
heat vapor
128
heat fusion
5.3
electrical conductivity
10^(-12)
specific heat capacity
0.309
***GROUP***
Barium (Ba)
atomic number
56
atomic mass
137.34
boiling point(C)
1640
melting point(C)
714
density
3.5
heat vapor
35.7
heat fusion
1.83
electrical conductivity
0.016
specific heat capacity
0.068
***GROUP***
Beryllium (Be)
atomic number
4
atomic mass
9.0122
boiling point(C)
2770
melting point(C)
1277
density
1.85
heat vapor
73.9
heat fusion
2.8
electrical conductivity
0.25
thermal conductivity
0.38
specific heat capacity
0.45
***GROUP***
Bismut (Bi)
atomic number
83
atomic mass
208.98
boiling point(C)
1560
melting point(C)
271.3
density
9.8
heat vapor
42.7
heat fusion
2.6
electrical conductivity
0.009
thermal conductivity
0.02
specific heat capacity
0.034
***GROUP***
Berkelium (Bk)
atomic number
97
atomic mass
247.0703
***GROUP***
Bromine (Br)
atomic number
35
atomic mass
79.909
boiling point(C)
58
melting point(C)
-7.2
density
3.12
heat vapor
3.58
heat fusion
1.26
electrical conductivity
10^-18
specific heat capacity
0.07
**GROUP**
C
***GROUP***
Carbon (C)
atomic number
6
atomic mass
12.0112
boiling point(C)
4830
melting point(C)
3727
density
2.26
heat vapor
171.7
electrical conductivity
0.0007
thermal conductivity
0.057
specific heat capacity
0.165
***GROUP***
Calcium (Ca)
atomic number
20
atomic mass
40.08
boiling point(C)
1440
melting point(C)
838
density
1.55
heat vapor
36.74
heat fusion
2.1
electrical conductivity
0.218
thermal conductivity
0.3
specific heat capacity
0.149
***GROUP***
Cadmium (Cd)
atomic number
48
atomic mass
112.4
boiling point(C)
765
melting point(C)
320.9
density
8.65
heat vapor
23.9
heat fusion
1.46
electrical conductivity
0.146
thermal conductivity
0.22
specific heat capacity
0.055
***GROUP***
Cerium (Ce)
atomic number
58
atomic mass
140.12
boiling point(C)
3468
melting point(C)
795
density
6.67
heat vapor
95
heat fusion
1.2
electrical conductivity
0.013
thermal conductivity
0.026
specific heat capacity
0.042
***GROUP***
Californium (Cf)
atomic number
98
atomic mass
251.0796
***GROUP***
Chlorine (Cl)
atomic number
17
atomic mass
35.453
boiling point(C)
-34.7
melting point(C)
-101
density
1.56
heat vapor
2.44
heat fusion
0.77
thermal conductivity
2*10^-5
specific heat capacity
0.116
***GROUP***
Curium (Cm)
atomic number
96
atomic mass
247.0704
***GROUP***
Cobalt (Co)
atomic number
27
atomic mass
58.933
boiling point(C)
2900
melting point(C)
1495
density
8.9
heat vapor
93
heat fusion
3.64
electrical conductivity
0.16
thermal conductivity
0.16
specific heat capacity
0.099
***GROUP***
Chromium (Cr)
atomic number
24
atomic mass
51.996
boiling point(C)
2665
melting point(C)
1875
density
7.19
heat vapor
72.97
heat fusion
3.3
electrical conductivity
0.078
thermal conductivity
0.16
specific heat capacity
0.11
***GROUP***
Cesium (Cs)
atomic number
55
atomic mass
132.905
boiling point(C)
690
melting point(C)
28.7
density
1.9
heat vapor
16.3
heat fusion
0.5
electrical conductivity
0.053
specific heat capacity
0.052
***GROUP***
Copper (Cu)
atomic number
29
atomic mass
63.54
boiling point(C)
2595
melting point(C)
1083
density
8.96
heat vapor
72.8
heat fusion
3.11
electrical conductivity
0.593
thermal conductivity
0.94
specific heat capacity
0.092
**GROUP**
D - G
***GROUP***
Dysprosium (Dy)
atomic number
66
atomic mass
162.5
boiling point(C)
2600
melting point(C)
1407
density
8.54
heat vapor
67
heat fusion
4.1
electrical conductivity
0.011
thermal conductivity
0.024
specific heat capacity
0.041
***GROUP***
Erbium (Er)
atomic number
68
atomic mass
167.26
boiling point(C)
2900
melting point(C)
1497
density
9.05
heat vapor
67
heat fusion
4.1
electrical conductivity
0.012
thermal conductivity
0.023
specific heat capacity
0.04
***GROUP***
Einsteinium (Es)
atomic number
99
atomic mass
254.0881
***GROUP***
Europium (Eu)
atomic number
63
atomic mass
151.96
boiling point(C)
1493
melting point(C)
826
density
5.26
heat vapor
42
heat fusion
2.2
electrical conductivity
0.012
specific heat capacity
0.039
***GROUP***
Flourine (F)
atomic number
9
atomic mass
18.9984
boiling point(C)
-188.2
melting point(C)
-219.6
density
1.505
heat vapor
0.755
heat fusion
0.061
specific heat capacity
0.18
***GROUP***
Iron (Fe)
atomic number
26
atomic mass
55.847
boiling point(C)
3000
melting point(C)
1536
density
7.86
heat vapor
84.6
heat fusion
3.67
electrical conductivity
0.1
thermal conductivity
0.18
specific heat capacity
0.11
***GROUP***
Fermium (Fm)
atomic number
100
atomic mass
257.0951
***GROUP***
Francium (Fr)
atomic number
87
atomic mass
223.0189
***GROUP***
Gallium (Ga)
atomic number
31
atomic mass
69.72
boiling point(C)
2237
melting point(C)
29.8
density
5.91
heat fusion
1.34
electrical conductivity
0.058
specific heat capacity
0.079
***GROUP***
Gadolinium (Gd)
atomic number
64
atomic mass
157.25
boiling point(C)
3000
melting point(C)
1312
density
7.89
heat vapor
72
heat fusion
3.7
electrical conductivity
0.007
thermal conductivity
0.021
specific heat capacity
0.071
***GROUP***
Geranium (Ge)
atomic number
32
atomic mass
72.59
boiling point(C)
2830
melting point(C)
937.4
density
5.32
heat vapor
68
heat fusion
7.6
electrical conductivity
0.022
thermal conductivity
0.14
specific heat capacity
0.073
**GROUP**
H - L
***GROUP***
Hydrogen (H)
atomic number
1
atomic mass
1.008
boiling point(C)
-252.7
melting point(C)
-259.2
density
0.071
heat vapor
0.108
heat fusion
0.014
thermal conductivity
0.0004
specific heat capacity
3.45
***GROUP***
Ha (Ha)
atomic number
105
***GROUP***
Helium (He)
atomic number
2
atomic mass
4.0026
boiling point(C)
-268.9
melting point(C)
-269.7
density
0.126
heat vapor
0.02
heat fusion
0.0005
thermal conductivity
0.0003
specific heat capacity
1.25
***GROUP***
Hafnium (Hf)
atomic number
72
atomic mass
178.49
boiling point(C)
5400
melting point(C)
2222
density
13.1
heat vapor
155
heat fusion
5.2
electrical conductivity
0.031
thermal conductivity
0.22
specific heat capacity
0.035
***GROUP***
Mercury (Hg)
atomic number
80
atomic mass
200.59
boiling point(C)
357
melting point(C)
-38.4
density
13.6
heat vapor
13.9
heat fusion
0.56
electrical conductivity
0.011
thermal conductivity
0.02
specific heat capacity
0.033
***GROUP***
Holmium (Ho)
atomic number
67
atomic mass
164.93
boiling point(C)
2600
melting point(C)
1461
density
8.8
heat vapor
67
heat fusion
4.1
electrical conductivity
0.011
specific heat capacity
0.039
***GROUP***
Iodine (I)
atomic number
53
atomic mass
126.904
boiling point(C)
183
melting point(C)
113.7
density
4.94
heat vapor
5.2
heat fusion
1.87
electrical conductivity
10^-15
thermal conductivity
0.001
specific heat capacity
0.052
***GROUP***
Indium (In)
atomic number
49
atomic mass
114.82
boiling point(C)
2000
melting point(C)
156.2
density
7.31
heat vapor
53.7
heat fusion
0.78
electrical conductivity
0.111
thermal conductivity
0.057
specific heat capacity
0.057
***GROUP***
Iridium (Ir)
atomic number
77
atomic mass
192.22
***GROUP***
Potasium (K)
atomic number
19
atomic mass
39.102
boiling point(C)
760
melting point(C)
63.7
density
0.86
heat vapor
18.9
heat fusion
0.55
electrical conductivity
0.143
thermal conductivity
0.23
specific heat capacity
0.177
***GROUP***
Krypton (Kr)
atomic number
36
atomic mass
83.8
boiling point(C)
-152
melting point(C)
-157.3
density
2.6
heat vapor
2.16
heat fusion
0.39
thermal conductivity
2*10^-5
***GROUP***
Lanthium (La)
atomic number
57
atomic mass
138.91
boiling point(C)
3470
melting point(C)
920
density
6.17
heat vapor
96
heat fusion
1.5
electrical conductivity
0.017
thermal conductivity
0.033
specific heat capacity
0.045
***GROUP***
Lithium (Li)
atomic number
3
atomic mass
6.939
boiling point(C)
1330
melting point(C)
180.5
density
0.53
heat vapor
32.48
heat fusion
0.72
electrical conductivity
0.108
thermal conductivity
0.17
specific heat capacity
0.79
***GROUP***
Lawrencium (Lr)
atomic number
103
atomic mass
256.0986
***GROUP***
Lutetium (Lu)
atomic number
71
atomic mass
174.97
boiling point(C)
3327
melting point(C)
1652
density
9.84
heat vapor
90
heat fusion
4.6
electrical conductivity
0.015
specific heat capacity
0.037
**GROUP**
M - O
***GROUP***
Mendelevium (Md)
atomic number
101
atomic mass
257.0956
***GROUP***
Magnesium (Mg)
atomic number
12
atomic mass
24.312
boiling point(C)
1107
melting point(C)
650
density
1.74
heat vapor
32.517
heat fusion
2.14
electrical conductivity
0.224
thermal conductivity
0.38
specific heat capacity
0.25
***GROUP***
Manganese (Mn)
atomic number
25
atomic mass
54.938
boiling point(C)
2150
melting point(C)
1245
density
7.43
heat vapor
53.7
heat fusion
3.5
electrical conductivity
0.054
specific heat capacity
0.115
***GROUP***
Molybdenum (Mo)
atomic number
42
atomic mass
95.94
boiling point(C)
5560
melting point(C)
2610
density
10.2
heat vapor
128
heat fusion
6.6
electrical conductivity
0.19
thermal conductivity
0.35
specific heat capacity
0.061
***GROUP***
Nitrogen (N)
atomic number
7
atomic mass
14.0067
boiling point(C)
-195.8
melting point(C)
-210
density
0.81
heat vapor
0.666
heat fusion
0.086
thermal conductivity
6*10^(-5)
specific heat capacity
0.247
***GROUP***
Sodium (Na)
atomic number
11
atomic mass
22.9898
boiling point(C)
892
melting point(C)
97.8
density
0.97
heat vapor
24.12
heat fusion
0.62
electrical conductivity
0.218
thermal conductivity
0.32
specific heat capacity
0.295
***GROUP***
Niobium (Nb)
atomic number
41
atomic mass
92.906
boiling point(C)
3300
melting point(C)
2468
density
8.4
heat fusion
6.4
electrical conductivity
0.08
thermal conductivity
0.125
specific heat capacity
0.065
***GROUP***
Neodymium (Nd)
atomic number
60
atomic mass
144.24
boiling point(C)
3027
melting point(C)
1024
density
7
heat vapor
69
heat fusion
1.7
electrical conductivity
0.013
thermal conductivity
0.031
specific heat capacity
0.045
***GROUP***
Neon (Ne)
atomic number
10
atomic mass
20.183
boiling point(C)
-246
melting point(C)
-248.6
density
1.2
heat vapor
0.422
heat fusion
0.08
thermal conductivity
0.0001
***GROUP***
Nickel (Ni)
atomic number
28
atomic mass
57.71
boiling point(C)
2730
melting point(C)
1453
density
8.9
heat vapor
91
heat fusion
4.21
electrical conductivity
0.145
thermal conductivity
0.22
specific heat capacity
0.105
***GROUP***
Nobelium (No)
atomic number
102
atomic mass
255.0933
***GROUP***
Neptunium (Np)
atomic number
93
atomic mass
237
melting point(C)
637
density
19.5
heat vapor
94.3
***GROUP***
Oxygen (O)
atomic number
8
atomic mass
15.9994
boiling point(C)
-183
melting point(C)
-218.8
density
1.14
heat vapor
0.815
heat fusion
0.053
thermal conductivity
6*10^(-5)
specific heat capacity
0.218
***GROUP***
Osmium (Os)
atomic number
76
atomic mass
190.2
boiling point(C)
5500
melting point(C)
3000
density
22.6
heat vapor
162
heat fusion
6.4
electrical conductivity
0.11
specific heat capacity
0.031
**GROUP**
P
***GROUP***
Phosphorus (P)
atomic number
15
atomic mass
30.984
***GROUP***
Protactium (Pa)
atomic number
91
atomic mass
231.0359
***GROUP***
Lead (Pb)
atomic number
82
atomic mass
207.19
boiling point(C)
1725
melting point(C)
327.4
density
11.4
heat vapor
42.2
heat fusion
1.22
electrical conductivity
0.046
thermal conductivity
0.083
specific heat capacity
0.031
***GROUP***
Palladium (Pd)
atomic number
46
atomic mass
106.4
boiling point(C)
3980
melting point(C)
1552
density
12
heat vapor
90
heat fusion
4
electrical conductivity
0.093
thermal conductivity
0.17
specific heat capacity
0.058
***GROUP***
Promethium (Pm)
atomic number
61
atomic mass
144.9128
***GROUP***
Polonium (Po)
atomic number
84
atomic mass
208.98
***GROUP***
Praseodymium (Pr)
atomic number
59
atomic mass
140.907
boiling point(C)
3127
melting point(C)
935
density
6.77
heat vapor
79
heat fusion
1.6
electrical conductivity
0.015
thermal conductivity
0.028
specific heat capacity
0.048
***GROUP***
Plutonium (Pu)
atomic number
94
atomic mass
242
boiling point(C)
3235
melting point(C)
640
heat vapor
87.2
***GROUP***
Platinum (Pt)
atomic number
78
atomic mass
195.09
boiling point(C)
4530
melting point(C)
1769
density
21.4
heat vapor
122
heat fusion
4.7
electrical conductivity
0.095
thermal conductivity
0.17
specific heat capacity
0.032
**GROUP**
Q - S
***GROUP***
Radium (Ra)
atomic number
88
atomic mass
226
melting point(C)
700
density
5
heat vapor
27.4
heat fusion
2.4
***GROUP***
Rubidium (Rb)
atomic number
37
atomic mass
85.47
boiling point(C)
688
melting point(C)
38.9
density
1.53
heat vapor
18.1
heat fusion
0.55
electrical conductivity
0.08
specific heat capacity
0.08
***GROUP***
Rhenium (Re)
atomic number
75
atomic mass
186.2
boiling point(C)
5900
melting point(C)
3180
density
21
heat vapor
152
heat fusion
7.9
electrical conductivity
0.051
thermal conductivity
0.17
specific heat capacity
0.033
***GROUP***
Rf (Rf)
atomic number
104
***GROUP***
Rhodium (Rh)
atomic number
45
atomic mass
102.905
boiling point(C)
4500
melting point(C)
1966
density
12.4
heat vapor
127
heat fusion
5.2
electrical conductivity
0.22
thermal conductivity
0.21
specific heat capacity
0.059
***GROUP***
Radon (Rn)
atomic number
86
atomic mass
222.0176
***GROUP***
Ruthenium (Ru)
atomic number
44
atomic mass
101.07
boiling point(C)
4900
melting point(C)
2500
density
12.2
heat vapor
148
heat fusion
6.1
electrical conductivity
0.1
specific heat capacity
0.057
***GROUP***
Sulfur (S)
atomic number
16
atomic mass
32.064
boiling point(C)
444.6
melting point(C)
119
density
2.07
heat vapor
3.01
heat fusion
0.34
electrical conductivity
10^-23
thermal conductivity
0.0007
specific heat capacity
0.175
***GROUP***
Antimony (Sb)
atomic number
51
atomic mass
121.75
boiling point(C)
1380
melting point(C)
630.5
density
6.62
heat vapor
46.6
heat fusion
4.74
electrical conductivity
0.026
thermal conductivity
0.05
specific heat capacity
0.049
***GROUP***
Scandium (Sc)
atomic number
21
atomic mass
44.956
boiling point(C)
2730
melting point(C)
1539
density
3
heat vapor
81
heat fusion
3.8
electrical conductivity
0.015
thermal conductivity
0.015
specific heat capacity
0.13
***GROUP***
Selenium (Se)
atomic number
34
atomic mass
78.96
boiling point(C)
685
melting point(C)
217
density
4.79
heat vapor
3.34
heat fusion
1.25
electrical conductivity
0.08
thermal conductivity
10^-5
specific heat capacity
0.084
***GROUP***
Silicon (Si)
atomic number
14
atomic mass
28.086
boiling point(C)
2680
melting point(C)
1410
density
2.33
heat vapor
40.6
heat fusion
11.1
electrical conductivity
0.1
thermal conductivity
0.2
specific heat capacity
0.162
***GROUP***
Samarium (Sm)
atomic number
62
atomic mass
150.35
boiling point(C)
1900
melting point(C)
1072
density
7.54
heat vapor
46
heat fusion
2.1
electrical conductivity
0.011
specific heat capacity
0.042
***GROUP***
Tin (Sn)
atomic number
50
atomic mass
118.69
boiling point(C)
2270
melting point(C)
231.9
density
7.3
heat vapor
70
heat fusion
1.72
electrical conductivity
0.088
thermal conductivity
0.16
specific heat capacity
0.054
***GROUP***
Strontium (Sr)
atomic number
38
atomic mass
87.62
boiling point(C)
1380
melting point(C)
768
density
2.6
heat vapor
33.8
heat fusion
2.1
electrical conductivity
0.043
specific heat capacity
0.176
**GROUP**
T
***GROUP***
Tantalum (Ta)
atomic number
73
atomic mass
180.948
boiling point(C)
5425
melting point(C)
2996
density
16.6
heat vapor
180
heat fusion
6.8
electrical conductivity
0.081
thermal conductivity
0.13
specific heat capacity
0.036
***GROUP***
Terbium (Tb)
atomic number
65
atomic mass
158.924
boiling point(C)
2800
melting point(C)
1356
density
8.27
heat vapor
70
heat fusion
3.9
electrical conductivity
0.009
specific heat capacity
0.044
***GROUP***
Technetium (Tc)
atomic number
43
atomic mass
96.9062
***GROUP***
Tellurium (Te)
atomic number
52
atomic mass
127.6
***GROUP***
Thorium (Th)
atomic number
90
atomic mass
232.038
boiling point(C)
3850
melting point(C)
1750
density
11.7
heat fusion
4.6
electrical conductivity
0.055
specific heat capacity
0.034
***GROUP***
Titanium (Ti)
atomic number
22
atomic mass
47.9
boiling point(C)
3260
melting point(C)
1668
density
4.51
heat vapor
106.5
heat fusion
3.7
electrical conductivity
0.024
specific heat capacity
0.126
***GROUP***
Thallium (Tl)
atomic number
81
atomic mass
204.37
boiling point(C)
1457
melting point(C)
303
density
11.85
heat vapor
38.8
heat fusion
1.02
electrical conductivity
0.055
thermal conductivity
0.093
specific heat capacity
0.031
***GROUP***
Thulium (Tm)
atomic number
69
atomic mass
168.934
boiling point(C)
1727
melting point(C)
1545
density
9.33
heat vapor
59
heat fusion
4.4
electrical conductivity
0.011
specific heat capacity
0.038
**GROUP**
U - Z
***GROUP***
Uranium (U)
atomic number
92
atomic mass
238.03
boiling point(C)
3818
melting point(C)
1132
density
19.07
heat vapor
110
heat fusion
2.7
electrical conductivity
0.034
thermal conductivity
0.064
specific heat capacity
0.028
***GROUP***
Vandium (V)
atomic number
23
atomic mass
50.942
boiling point(C)
3450
melting point(C)
1900
density
6.1
heat vapor
106
heat fusion
4.2
electrical conductivity
0.04
specific heat capacity
0.12
***GROUP***
Wolfram (W)
atomic number
74
atomic mass
183.85
boiling point(C)
5930
melting point(C)
3410
density
19.3
heat vapor
185
heat fusion
8.05
electrical conductivity
0.181
thermal conductivity
0.4
specific heat capacity
0.032
***GROUP***
Xenon (Xe)
atomic number
54
atomic mass
131.3
boiling point(C)
-108
melting point(C)
-111.9
density
3.06
heat vapor
3.02
heat fusion
0.55
thermal conductivity
0.0001
***GROUP***
Yttrium (Y)
atomic number
39
atomic mass
88.9059
***GROUP***
Ytterbium (Yb)
atomic number
70
atomic mass
173.04
boiling point(C)
1427
melting point(C)
824
density
6.98
heat vapor
38
heat fusion
1.8
electrical conductivity
0.035
specific heat capacity
0.035
***GROUP***
Zinc (Zn)
atomic number
30
atomic mass
65.37
boiling point(C)
906
melting point(C)
419.5
density
7.14
heat vapor
27.4
heat fusion
1.76
electrical conductivity
0.167
thermal conductivity
0.27
specific heat capacity
0.0915
***GROUP***
Zirconium (Zr)
atomic number
40
atomic mass
91.22
boiling point(C)
3580
melting point(C)
1852
density
6.49
heat vapor
120
heat fusion
4
electrical conductivity
0.024
specific heat capacity
0.066
****STANDARD****
Data Storage
metric
nometric
english
noenglish
1
bits
english
8
bytes
english
1
kilobytes
english
1/1024
megabytes
english
1/1024^2
gigabytes
english
1/1024^3
terabytes
english
1/1024^4
****STANDARD****
Angle
metric
radians
english
degrees
((Math|pi) /180)
radians
metric
1
degrees
english
1
minutes
english
60
seconds
english
3600
revolutions
english
(1/360)
****STANDARD****
Area
metric
meters squared
english
feet squared
0.09290304
cm squared
metric
10000
inches squared
english
144
feet squared
english
1
yards squared
english
(1/9)
meters squared
metric
1
acres
english
(1/43560)
hectares
metric
(1/10000)
km squared
metric
(1/1000000)
miles squared
english
(1/27878400)
****STANDARD****
Density
metric
kilograms / cubic meter
english
pounds / cubic foot
16.018464
kilograms / cubic meter
metric
1
pounds / cubic foot
english
1
slugs / cubic foot
metric
.00194032031464
grams / cubic centimeter
metric
.001
pounds / cubic inch
english
0.000578704
****STANDARD****
Energy
metric
joules
english
foot pounds
1.355819
electron volts
metric
6.242197*10^18
mega election volts
metric
6.242197*10^12
ergs
metric
1*10^7
joules
metric
1
foot pounds
english
1
British Thermal Units
metric
9.47817*10^-4
horsepower hours
english
5.0505*10^-7
kilowatt hours
metric
2.7778*10^-7
****STANDARD****
Force
metric
newtons
english
pounds
4.448221659
dynes
metric
100000
millinewtons
metric
1000
grams
metric
101.9716213
newtons
metric
1
kilograms
metric
.1019716213
grains
english
7000
pennyweights
english
(291+(2/3))
drams
english
256
poundals
english
32.17404856
ounces
english
16
pounds
english
1
stones
english
(1/14)
tons
english
(1/2000)
****STANDARD****
Length
metric
m
english
feet
0.3048
fermis
metric
10^15
Bohr radii
metric
1.8896*10^10
angtroms
metric
10^10
nm
metric
10^9
microns
metric
10^6
mils
english
12000
mm
metric
10^3
cm
metric
10^2
inches
english
12.0
feet
english
1.0
yards
english
(1/3)
m
metric
1.0
fathoms
english
(1/6)
rods
english
(1/16.5)
kilometers
metric
0.001
miles
english
(1/5280)
nautical miles
english
(1/6080)
light-years
metric
1.05702099772*10^-16
parsecs
metric
3.24077884990*10^-17
mparsecs
metric
3.24077884990*10^-20
****STANDARD****
Mass
metric
kilograms
english
pounds
.4535923745
grams
metric
1000
ounces
english
16
pounds
english
1
kilograms
metric
1
atomic mass units
metric
6.022*10^26
slugs
english
(1/32.17404856)
tons
english
(1/2000)
metric tons
metric
(1/1000)
****STANDARD****
Power
metric
Watts
english
horsepower
745.69987136
British Thermal Units / hour
english
2544.433552
Watts
metric
1
horsepower
english
1
foot pounds / second
english
550
calories / second
metric
.2389
****STANDARD****
Pressure
metric
pascals
english
pounds / inch squared
6894.7448
dynes / cm squared
metric
10
pascals
metric
1
newtons / meter squared
metric
1
pounds / foot squared
english
144
millibars
metric
.01
torrs
english
51.71492575
inches of H2O
english
27.68156578
cm of Hg
english
5.171492575
pounds / inch squared
english
1
bars
metric
.00001
atmospheres
english
.068045904
****STANDARD****
Speed
metric
meter / second
english
miles / hour
.44704
centimeters / second
metric
100
kilometers / hour
metric
3.6
feet / second
english
(22/15)
miles / hour
english
1
knots
english
.868976242
meters / second
metric
1
miles / minute
english
(1/60)
****STANDARD****
Temp
metric
Celsius
english
Celsius
1
Celsius
metric
1
Fahrenheit
metric
1-32*(5/9)
Kelvin
metric
1-273.15
Rankin
metric
(5/9)-273.15
****STANDARD****
Time
metric
seconds
english
seconds
1
femtoseconds
english
10^15
picoseconds
english
10^12
nanoseconds
english
10^9
microseconds
english
10^6
milliseconds
english
10^3
seconds
english
1
minutes
english
(1/60)
hours
english
(1/3600)
mean sidereal days
english
(1/86164.09962)
calendar days
english
(1/86400)
mean solar days
english
(1/86400)
weeks
english
(1/604800)
sydonic months
english
(1/2551440)
calendar years
english
(1/31536000)
tropical years
english
(1/31556900)
sidereal years
english
(1/31558419)
centuries
english
(1/3153600000)
millenia
english
(1/31536000000)
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