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85519 (1997 VR8)
Classification: Main-belt Asteroid          SPK-ID: 2085519
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02628676326046792 4.3005e-08  
a 2.715367095213273 1.6609e-08 au
q 2.643988883216137 1.2031e-07 au
i 8.11366021951325 4.5816e-06 deg
node 237.00884364655 3.1246e-05 deg
peri 349.5783922862284 0.00010435 deg
M 284.1480351250468 0.00010276 deg
tp 2459740.854361292029
(2022-Jun-10.35436129)
0.00046733 TDB
period 1634.335646670444
4.47
1.4995e-05
4.105e-08
d
yr
n .2202729902718645 2.0209e-09 deg/d
Q 2.786745307210409 1.7045e-08 au
  Orbit Determination Parameters
   # obs. used (total)      685  
   data-arc span      9116 days (24.96 yr)  
   first obs. used      1996-05-16  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53878  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:26:20  

Additional Information
 Earth MOID = 1.63389 au 
 Jupiter MOID = 2.20118 au 
 T_jup = 3.346 
[ 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 15.57   n/a E2021B10  

85519 (1997 VR8)          Discovered 1997-Nov-03 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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