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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09564759422676511 8.9767e-08  
a 5.277380590885898 4.3005e-07 au
q 4.772611833548637 4.7929e-07 au
i 5.150336990730623 7.429e-06 deg
node 61.3252730818267 0.00011872 deg
peri 63.83894744740483 0.00014831 deg
M 235.2683531393609 0.00010469 deg
tp 2460534.764391929780
(2024-Aug-12.26439193)
0.0014585 TDB
period 4428.187993956635
12.12
0.00054127
1.482e-06
d
yr
n .08129736146959199 9.9372e-09 deg/d
Q 5.782149348223158 4.7118e-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 = 3.79215 au 
 Jupiter MOID = .0229293 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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