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list of orbitals parameters in use and denomination in different services. As the purpose of this page is homogenisation of these parameter, the content is subject to change often

parameterDescriptionUCDexoplanetDynastVOmpcTNOplanetsunit
asemi-major axis semi_major_axissemi_major_axissemi_major_axissemi_major_axissemi_major_axisau
eeccentricity eccentricityeccentricityeccentricityeccentricity _
Iinclination to the ecliptic (J2000) inclinationinclinationinclinationinclination deg
Ωlongitude of the ascending node (J2000.0)  long_asclong_asc  deg
ωargument of perihelion (J2000.0) periastronarg_perihelarg_perihel  deg
M0mean anomaly at the epoch  mean_anomalymean_anomaly   
epoch   epoch   JD or ISO
νtrue anomaly       
rotation periodsideral rotation period     sideral_rotation_periodh
periodperiod period    d
tzero_trtime at the center of transit tzero_tr     
time at periastrontime of periastron passage      JD
time at conjunctiontime of the star-planet upper conjunction t_conj    JD
 time at center of second transit tzero_tr_sec     
λ Anglesky-projected angle between the planetary orbital spin and the stellar rotational spin lambda_angle    deg
dynamical type     dynamical_type Lists here (2 levels):
Small bodies sub-types
         
massmass     mass (kg)kg, mass Earth, mass Jupiter
polar_radius      

polar_radius
polar_radius_uncertainty

km
equatorial radius     diameterequatorial_radius
equatorial_radius_uncertainty
km
mean radius      mean_radius
mean_radius_uncertainty
km
rms_deviation(radius std-dev in Planets)      km
elevation(departure from ellipsoid)     elevation_min
elevation_max
km
albedo     albedo  
magnitudeFor DynastVO mag
- to be changed?
  magnitude  
         
incidence       deg
emergence       deg
phase       deg
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1 Comment

  1. Completed column for Planets service + added missing lines for this service

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