Kalium's custom units file as of October 2019

.units

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#
# Kalium's custom units file 
# 
# These are not guaranteed to be correct, useful or sensible, but they are
# things I use sometimes
#
###########################################################################

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#
# Convenient distance definitions
#
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serverrack 1.75 inches
rackunit serverrack
sevenfourseven_wingspan 64.4 meter
michaeljordan 1.98 meter
olympic_pool 50 meter

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#
# Movie and Song Lengths
#
###########################################################################

lordoftherings 11.4 hours
harrypotter 19 hours + 39 minutes
fourthirtythree 4 minutes + 33 seconds
pride&prejudice 327 minutes
prequelstarwars 415 minutes
originalstarwars 376 minutes
allstarwars prequelstarwars + originalstarwars

songtwo 122 seconds
fivehundredmiles 3 minutes + 37 seconds
allstar 3 minutes + 21 seconds
darudesandstorm 7 minutes + 26 seconds
rickroll 3 minutes + 25 seconds

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#
# Animal and Vehicle Speeds
#
###########################################################################

cheetah 65 km/hour
peregrine 320 km/hour
usainbolt 12.4 m/s

blackbird mach 3.5
concorde mach 2.02
sevenfourseven mach 0.9
fone 370 km/hour
veyron 120 m/s

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#
# Explosions and Energetic Events
#
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tsarbomba 58 megaton tnt
starfishprime 1.4 megaton tnt
dailyallowance 8700 kilojoule

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#
# Homestuck Units
#
###########################################################################

sweep 13|6 years

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#
# Bra Size Calculations courtesy of VictoriaB and Adrian  Mariano August 2019
#
# > We have done some investigation of this matter, and ultimately have
# > concluded that bra size is not sufficiently standard, and the
# > conversion from bra size to volume---which appears to use a somewhat
# > dubious hemisphere assumption---is not really meaningful enough for us
# > to list this as a standard factor in units.  Based on the writeup on
# > the Wikipedia page I had written the material below.  You can convert
# > to volume by computing volume of a hemisphere from the diameter.
# > 
# > But even the wikipedia page doesn't adequately cite the values.  They
# > refer to a document that lists underwire lengths from different
# > sources which shows that they vary by a considerable amount, like a
# > couple inches.  And that's before you get into the hemisphere
# > assumption.
# > 
# > To use the code below,
# > 
# > ukbracuptdiamC(40)
# > 
# > gives the diameter of a C cup with band size 40.
# > 
# > spherevol(ukbracuptdiamC(40)/2)/2
# > 
# > gives the volume of the hemisphere with that diameter. 
# 
###########################################################################

underwire_diameter(wiresize) units=[1;in] domain=[28,64] ((wiresize - 30) / 6 + 3 + 5|6) in

ukbracupdiamAA(bandsize) underwire_diameter(bandsize-4)
ukbracupdiamA(bandsize)  underwire_diameter(bandsize-2)
ukbracupdiamB(bandsize)  underwire_diameter(bandsize)
ukbracupdiamC(bandsize)  underwire_diameter(bandsize+2)
ukbracupdiamD(bandsize)  underwire_diameter(bandsize+4)
ukbracupdiamDD(bandsize) underwire_diameter(bandsize+6)
ukbracupdiamE(bandsize)  underwire_diameter(bandsize+8)
ukbracupdiamF(bandsize)  underwire_diameter(bandsize+10)
ukbracupdiamFF(bandsize) underwire_diameter(bandsize+12)
ukbracupdiamG(bandsize)  underwire_diameter(bandsize+14)
ukbracupdiamGG(bandsize) underwire_diameter(bandsize+16)
ukbracupdiamH(bandsize)  underwire_diameter(bandsize+18)
ukbracupdiamHH(bandsize) underwire_diameter(bandsize+20)
ukbracupdiamJ(bandsize)  underwire_diameter(bandsize+22)
ukbracupdiamJJ(bandsize) underwire_diameter(bandsize+24)
ukbracupdiamK(bandsize)  underwire_diameter(bandsize+26)
ukbracupdiamKK(bandsize) underwire_diameter(bandsize+28)

usbracupdiamAA(bandsize) underwire_diameter(bandsize-4)
usbracupdiamA(bandsize)  underwire_diameter(bandsize-2)
usbracupdiamB(bandsize)  underwire_diameter(bandsize)
usbracupdiamC(bandsize)  underwire_diameter(bandsize+2)
usbracupdiamD(bandsize)  underwire_diameter(bandsize+4)
usbracupdiamE(bandsize)  underwire_diameter(bandsize+6)
usbracupdiamF(bandsize)  underwire_diameter(bandsize+8)
usbracupdiamG(bandsize)  underwire_diameter(bandsize+10)
usbracupdiamH(bandsize)  underwire_diameter(bandsize+12)
usbracupdiamI(bandsize)  underwire_diameter(bandsize+14)
usbracupdiamJ(bandsize)  underwire_diameter(bandsize+16)
usbracupdiamK(bandsize)  underwire_diameter(bandsize+18)
usbracupdiamL(bandsize)  underwire_diameter(bandsize+20)
usbracupdiamM(bandsize)  underwire_diameter(bandsize+22)
usbracupdiamN(bandsize)  underwire_diameter(bandsize+24)
usbracupdiamO(bandsize)  underwire_diameter(bandsize+26)
usbracupdiamP(bandsize)  underwire_diameter(bandsize+28)