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102687 (1999 VR71)
Classification: Main-belt Asteroid          SPK-ID: 2102687
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1027538706091214 5.6387e-08  
a 2.319429882260989 8.7356e-09 au
q 2.081099484252213 1.3335e-07 au
i 3.045624925310109 5.2296e-06 deg
node 62.86526239970999 8.5925e-05 deg
peri 306.6605770066541 8.8026e-05 deg
M 24.31281223500298 1.8488e-05 deg
tp 2459113.362921634992
(2020-Sep-20.86292164)		 6.6313e-05 TDB
period 1290.239397573298
3.53		 7.2891e-06
1.996e-08		 d
yr
n .2790179874193064 1.5763e-09 deg/d
Q 2.557760280269764 9.6332e-09 au
   Orbit Determination Parameters
   # obs. used (total)      483  
   data-arc span      7740 days (21.19 yr)  
   first obs. used      1999-11-04  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5691  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:32:06  

Additional Information
 Earth MOID = 1.08068 au 
 Jupiter MOID = 2.86954 au 
 T_jup = 3.570 
[ 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 16.8   n/a MPO432553  

102687 (1999 VR71)          Discovered 1999-Nov-04 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 VR71 = 2002 PX76 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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