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102846 (1999 VR201)
Classification: Main-belt Asteroid          SPK-ID: 2102846
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2172103047690185 5.0198e-08  
a 2.557634687699255 9.586e-09 au
q 2.002090077696286 1.322e-07 au
i 2.493577289703715 4.5296e-06 deg
node 299.842883495378 9.5444e-05 deg
peri 75.53743860656874 9.6233e-05 deg
M 83.26256250786736 1.2465e-05 deg
tp 2458854.955910434277
(2020-Jan-06.45591043)		 5.0564e-05 TDB
period 1494.019262641672
4.09		 8.3994e-06
2.3e-08		 d
yr
n .2409607486341647 1.3547e-09 deg/d
Q 3.113179297702223 1.1668e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1025  
   data-arc span      7747 days (21.21 yr)  
   first obs. used      1999-11-03  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48898  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:32:33  

Additional Information
 Earth MOID = 1.00357 au 
 Jupiter MOID = 2.36577 au 
 T_jup = 3.402 
[ 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 15.8   n/a MPO449620  

102846 (1999 VR201)          Discovered 1999-Nov-03 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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