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JPL Small-Body Database Browser
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312797 (2010 WC22)
Classification: Jupiter Trojan          SPK-ID: 2312797
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09556679933610092 9.0158e-08  
a 5.276064998198947 4.3042e-07 au
q 4.771848353231843 4.7824e-07 au
i 5.150361128847057 7.4291e-06 deg
node 61.32297769987206 0.00011873 deg
peri 64.15429909871314 0.00014832 deg
M 202.3717234122785 0.00010113 deg
tp 2460538.685138246698
(2024-Aug-16.18513825)
0.0014585 TDB
period 4426.532249627872
12.12
0.00054168
1.483e-06
d
yr
n .08132777074656222 9.9521e-09 deg/d
Q 5.780281643166052 4.7156e-07 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      6412 days (17.56 yr)  
   first obs. used      2002-03-10  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5796  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:12:47  

Additional Information
 Earth MOID = 3.79173 au 
 Jupiter MOID = .0241382 au 
 T_jup = 2.983 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9   n/a MPO455306  

312797 (2010 WC22)          Discovered 2009-Sep-27 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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