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390145 (2012 VN85)
Classification: Main-belt Asteroid          SPK-ID: 2390145
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09455198931947045 1.1562e-07  
a 2.900817150260242 5.449e-08 au
q 2.626539118051099 3.4274e-07 au
i 11.29531227835237 1.351e-05 deg
node 64.59789713150646 3.6949e-05 deg
peri 12.00994060807785 6.7928e-05 deg
M 172.3716709664673 5.0404e-05 deg
tp 2458136.443086572758
(2018-Jan-17.94308657)
0.00025379 TDB
period 1804.591712139984
4.94
5.0848e-05
1.392e-07
d
yr
n .1994911079210778 5.621e-09 deg/d
Q 3.175095182469386 5.9643e-08 au
  Orbit Determination Parameters
   # obs. used (total)      75  
   data-arc span      3716 days (10.17 yr)  
   first obs. used      2007-10-12  
   last obs. used      2017-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61393  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:43:27  

Additional Information
 Earth MOID = 1.64252 au 
 Jupiter MOID = 2.10949 au 
 T_jup = 3.252 
[ 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 17.2   n/a MPO434436  

390145 (2012 VN85)          Discovered 2007-Oct-12 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-03-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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