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58400 (1995 VR12)
Classification: Main-belt Asteroid          SPK-ID: 2058400
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09035909595674273 3.3773e-08  
a 2.900185718177092 1.7585e-08 au
q 2.638127558575953 1.0207e-07 au
i 3.005907997144587 4.6975e-06 deg
node 136.9437617759759 7.2769e-05 deg
peri 249.9871287155913 7.8014e-05 deg
M 358.21916244593 2.6864e-05 deg
tp 2459009.423987347474
(2020-Jun-08.92398735)
0.00013462 TDB
period 1804.002525524197
4.94
1.6408e-05
4.492e-08
d
yr
n .1995562616495746 1.815e-09 deg/d
Q 3.16224387777823 1.9174e-08 au
  Orbit Determination Parameters
   # obs. used (total)      543  
   data-arc span      9111 days (24.94 yr)  
   first obs. used      1995-11-15  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53798  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:51:15  

Additional Information
 Earth MOID = 1.64418 au 
 Jupiter MOID = 2.25319 au 
 T_jup = 3.279 
[ 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 15.6   n/a MPO449376  

58400 (1995 VR12)          Discovered 1995-Nov-15 by Spacewatch at Kitt Peak
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 VR12 = 1997 AO9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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