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(2003 SS422)
Classification: TransNeptunian Object          SPK-ID: 3385835
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8004171591512045 0.0007111  
a 198.2867871249175 0.73198 au
q 39.5746402771714 0.0050916 au
i 16.77256696544217 0.00018603 deg
node 150.9489299130387 0.00051707 deg
peri 206.8203954662055 0.0075453 deg
M 1.767043692986876 0.010194 deg
tp 2454390.580307118779
(2007-Oct-17.08030712)
1.4132 TDB
period 1019856.55283433
2792.22
5647.2
15.46
d
yr
n .0003529908191495241 1.9546e-06 deg/d
Q 356.9989339726635 1.3179 au
  Orbit Determination Parameters
   # obs. used (total)      26  
   data-arc span      5083 days (13.92 yr)  
   first obs. used      2003-09-28  
   last obs. used      2017-08-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .2373  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jun-16 11:12:05  

Additional Information
 Earth MOID = 38.5786 au 
 Jupiter MOID = 34.6443 au 
 T_jup = 7.112 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.0   .22654 E2021M50 autocmod 2.9c
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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