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186187 (2001 VX31)
Classification: Main-belt Asteroid          SPK-ID: 2186187
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2136734101917995 3.1713e-08  
a 2.771995570582776 1.4886e-08 au
q 2.179693823979791 8.7999e-08 au
i 16.90221551547304 3.9375e-06 deg
node 58.89368750294695 1.9683e-05 deg
peri 5.536535506271853 2.612e-05 deg
M 49.30697078849801 1.6184e-05 deg
tp 2458969.616420860991
(2020-Apr-30.11642086)
7.4959e-05 TDB
period 1685.726929901613
4.62
1.3578e-05
3.717e-08
d
yr
n .2135577201824801 1.7202e-09 deg/d
Q 3.364297317185761 1.8066e-08 au
  Orbit Determination Parameters
   # obs. used (total)      484  
   data-arc span      7126 days (19.51 yr)  
   first obs. used      2001-10-13  
   last obs. used      2021-04-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60468  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:13:50  

Additional Information
 Earth MOID = 1.19277 au 
 Jupiter MOID = 1.9975 au 
 T_jup = 3.242 
[ 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 15.73   n/a MPCxxxxx  

186187 (2001 VX31)          Discovered 2001-Nov-09 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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