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91960 (1999 VA80)
Classification: Inner Main-belt Asteroid          SPK-ID: 2091960
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09128094481832917 3.6567e-08  
a 1.882053291835706 6.8168e-09 au
q 1.710257689158497 6.9375e-08 au
i 20.55946913726878 9.4631e-06 deg
node 37.6719915359725 1.2793e-05 deg
peri 62.88384395494952 6.2918e-05 deg
M 297.0410203530011 5.8806e-05 deg
tp 2459165.430692341001
(2020-Nov-11.93069234)
0.00015425 TDB
period 943.0751510851497
2.58
5.1237e-06
1.403e-08
d
yr
n .3817299179029008 2.0739e-09 deg/d
Q 2.053848894512917 7.439e-09 au
  Orbit Determination Parameters
   # obs. used (total)      374  
   data-arc span      7160 days (19.60 yr)  
   first obs. used      1998-04-21  
   last obs. used      2017-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57235  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Dec-07 16:31:32  

Additional Information
 Earth MOID = .777749 au 
 Jupiter MOID = 3.11533 au 
 T_jup = 3.886 
[ 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 17.1   n/a MPO366283  

91960 (1999 VA80)          Discovered 1999-Nov-04 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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