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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09137382720318742 3.2348e-08  
a 1.882171661113963 5.5331e-09 au
q 1.710190432984599 5.9571e-08 au
i 20.55907297615933 4.8087e-06 deg
node 37.66541113819092 1.1401e-05 deg
peri 62.78884262959047 4.662e-05 deg
M 88.28151113172154 4.0145e-05 deg
tp 2459165.211238896765
(2020-Nov-11.71123890)
0.00010554 TDB
period 943.1641226998204
2.58
4.159e-06
1.139e-08
d
yr
n .3816939081286245 1.6831e-09 deg/d
Q 2.054152889243326 6.0387e-09 au
  Orbit Determination Parameters
   # obs. used (total)      658  
   data-arc span      8428 days (23.07 yr)  
   first obs. used      1998-04-21  
   last obs. used      2021-05-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53464  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:41:47  

Additional Information
 Earth MOID = .777177 au 
 Jupiter MOID = 3.11357 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 17.12   n/a MPCxxxxx  

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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