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392889 (2012 VE31)
Classification: Main-belt Asteroid          SPK-ID: 2392889
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07006542470982066 5.2498e-08  
a 2.34426015256351 1.7244e-08 au
q 2.180008569343839 1.3194e-07 au
i 7.544176847511271 6.9825e-06 deg
node 75.23066209515727 4.474e-05 deg
peri 21.53250906741954 7.6464e-05 deg
M 2.107922397387345 6.0886e-05 deg
tp 2458992.823570728576
(2020-May-23.32357073)
0.00022172 TDB
period 1311.0134135573
3.59
1.4466e-05
3.961e-08
d
yr
n .2745967327848897 3.0299e-09 deg/d
Q 2.508511735783181 1.8453e-08 au
  Orbit Determination Parameters
   # obs. used (total)      252  
   data-arc span      6649 days (18.20 yr)  
   first obs. used      2001-11-12  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49226  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:46:57  

Additional Information
 Earth MOID = 1.19845 au 
 Jupiter MOID = 2.60768 au 
 T_jup = 3.547 
[ 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 17.1   n/a MPO503476  

392889 (2012 VE31)          Discovered 2007-Jun-09 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

Alternate Designations
 2012 VE31 = 2007 LJ12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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