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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09056397863915663 3.0805e-08  
a 2.900911574577727 1.5232e-08 au
q 2.638193480703587 9.0036e-08 au
i 3.005896455447229 3.9125e-06 deg
node 136.9413433904952 7.0877e-05 deg
peri 250.054998810202 7.5954e-05 deg
M 38.06043510980649 2.5143e-05 deg
tp 2459009.703057340036
(2020-Jun-09.20305734)
0.00012636 TDB
period 1804.679824584807
4.94
1.4214e-05
3.892e-08
d
yr
n .1994813678835375 1.5711e-09 deg/d
Q 3.163629668451866 1.6611e-08 au
  Orbit Determination Parameters
   # obs. used (total)      607  
   data-arc span      9220 days (25.24 yr)  
   first obs. used      1995-11-15  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52253  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:30:01  

Additional Information
 Earth MOID = 1.643 au 
 Jupiter MOID = 2.25238 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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