gistfile1.txt

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     ___    _____     ___
    /_ /|  /____/ \  /_ /|       Horizons On-line Ephemeris System v3.98b
    | | | |  __ \ /| | | |       Solar System Dynamics Group
 ___| | | | |__) |/  | | |__     Jet Propulsion Laboratory
/___| | | |  ___/    | |/__ /|   Pasadena, CA, USA
|_____|/  |_|/       |_____|/

 Establishing connection, stand-by ...

JPL Horizons, version 3.98b
Type `?' for brief intro, `?!' for more details
System news updated November 05, 2015

Horizons> mars bary
*******************************************************************************
 Revised: Jul 31, 2013          Mars Barycenter                               4

 Dynamical point:
 ---------------
 The common center of mass about which the Martian system (planet and
 satellites Phobos and Deimos) revolve.
*******************************************************************************
 Select ... [E]phemeris, [F]tp, [M]ail, [R]edisplay, ?, <cr>:

Horizons> mars bary
*******************************************************************************
 Revised: Jul 31, 2013          Mars Barycenter                               4

 Dynamical point:
 ---------------
 The common center of mass about which the Martian system (planet and
 satellites Phobos and Deimos) revolve.
*******************************************************************************
 Select ... [E]phemeris, [F]tp, [M]ail, [R]edisplay, ?, <cr>: E

 Observe, Elements, Vectors  [o,e,v,?] : e
 Coordinate system center   [ ###, ? ] : ?
-------------------------------------------------------------------------------
  ###  .... Input a integer code (or name-fragment) to specify the origin of
            the coordinate system. For example, 'Sun' or '10' for heliocentric
            output.
------------------------------------------------------------------------------
 Coordinate system center   [ ###, ? ] : Sun
 Reference plane [eclip, frame, body ] : eclip
 Starting CT  [>= 9999BC-Mar-20 00:00] : 2015C-Nov-05 00:00
Cannot interpret date. Type "?!" or try YYYY-Mon-Dy {HH:MM} format.
 Starting CT  [>= 9999BC-Mar-20 00:00] : 2015-Nov-05 00:00
 Ending   CT  [<=   9999-Dec-31 12:00] : 2015-Nov-05 00:01
 Output interval [ex: 10m, 1h, 1d, ? ] : 1h

 Current output table defaults --
   Ref. Frame   = ICRF/J2000.0
   Units        = AU-D
   CSV format   = NO
   Element label= YES
   Periapse time= ABSOLUTE

 Accept default output [ cr=(y), n, ?] : y
 Working ... -
*******************************************************************************
Ephemeris / PORT_LOGIN Fri Nov  6 00:14:05 2015 Pasadena, USA    / Horizons
*******************************************************************************
Target body name: Mars Barycenter (4)             {source: DE-0431LE-0431}
Center body name: Sun (10)                        {source: DE-0431LE-0431}
Center-site name: BODY CENTER
*******************************************************************************
Start time      : A.D. 2015-Nov-05 00:00:00.0000 CT
Stop  time      : A.D. 2015-Nov-05 00:01:00.0000 CT
Step-size       : 60 minutes
*******************************************************************************
Center geodetic : 0.00000000,0.00000000,0.0000000 {E-lon(deg),Lat(deg),Alt(km)}
Center cylindric: 0.00000000,0.00000000,0.0000000 {E-lon(deg),Dxy(km),Dz(km)}
Center radii    : 696000.0 x 696000.0 x 696000.0 k{Equator, meridian, pole}
System GM       : 2.9591230378107788E-04 au^3/d^2
Output units    : AU-D, deg, Julian day number (Tp)
Output format   : 10
Reference frame : ICRF/J2000.0
Output type     : GEOMETRIC osculating elements
Coordinate systm: Ecliptic and Mean Equinox of Reference Epoch
*******************************************************************************
JDCT
   EC    QR   IN
   OM    W    Tp
   N     MA   TA
   A     AD   PR
*******************************************************************************
$$SOE
2457331.500000000 = A.D. 2015-Nov-05 00:00:00.0000 (TDB)
 EC= 9.337430107152374E-02 QR= 1.381495062205719E+00 IN= 1.848363927937227E+00
 OM= 4.950985992650752E+01 W = 2.866031926931281E+02 Tp=  2457003.908676371910
 N = 5.239890077095741E-01 MA= 1.716542526021668E+02 TA= 1.730458294460898E+02
 A = 1.523776641053173E+00 AD= 1.666058219900627E+00 PR= 6.870373131940459E+02
$$EOE
*******************************************************************************
Coordinate system description:

  Ecliptic and Mean Equinox of Reference Epoch

    Reference epoch: J2000.0
    xy-plane: plane of the Earth's orbit at the reference epoch
    x-axis  : out along ascending node of instantaneous plane of the Earth's
              orbit and the Earth's mean equator at the reference epoch
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