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91941 (1999 VR63)
Classification: Main-belt Asteroid          SPK-ID: 2091941
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1273432584962182 4.4794e-08  
a 3.063698869304506 2.5407e-08 au
q 2.673557472236091 1.4163e-07 au
i 10.66260031870488 4.5462e-06 deg
node 43.71304057564151 2.7035e-05 deg
peri 263.2614770761374 3.2118e-05 deg
M 25.61281256519723 1.8352e-05 deg
tp 2458861.145078215252
(2020-Jan-12.64507822)
9.9252e-05 TDB
period 1958.698277075486
5.36
2.4365e-05
6.671e-08
d
yr
n .183795536154508 2.2863e-09 deg/d
Q 3.453840266372921 2.8643e-08 au
  Orbit Determination Parameters
   # obs. used (total)      926  
   data-arc span      7601 days (20.81 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53791  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:21:04  

Additional Information
 Earth MOID = 1.68601 au 
 Jupiter MOID = 1.85762 au 
 T_jup = 3.194 
[ 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 14.1   n/a MPO348079  

91941 (1999 VR63)          Discovered 1999-Nov-04 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

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