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90054 (2002 VC31)
Classification: Main-belt Asteroid          SPK-ID: 2090054
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06592152480216693 3.4596e-08  
a 2.968940536129336 2.0577e-08 au
q 2.773223448940727 1.0048e-07 au
i 5.394069074551297 5.1073e-06 deg
node 69.78073196998976 4.5217e-05 deg
peri 52.05165014178222 6.1138e-05 deg
M 100.9234134692854 4.1865e-05 deg
tp 2458476.670314767217
(2018-Dec-24.17031477)
0.00021655 TDB
period 1868.53258526767
5.12
1.9425e-05
5.318e-08
d
yr
n .1926645555118481 2.0029e-09 deg/d
Q 3.164657623317945 2.1933e-08 au
  Orbit Determination Parameters
   # obs. used (total)      743  
   data-arc span      8180 days (22.40 yr)  
   first obs. used      1997-12-04  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52396  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 16:27:32  

Additional Information
 Earth MOID = 1.79329 au 
 Jupiter MOID = 1.89597 au 
 T_jup = 3.253 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO337931  

90054 (2002 VC31)          Discovered 2002-Nov-05 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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