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70831 (1999 VG89)
Classification: Main-belt Asteroid          SPK-ID: 2070831
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1217659054397343 5.4917e-08  
a 2.631570244321781 1.3566e-08 au
q 2.311134710793676 1.4481e-07 au
i 11.8139686774413 6.5104e-06 deg
node 226.1394606084106 2.1508e-05 deg
peri 156.1644051409974 3.1099e-05 deg
M 316.752582427411 2.322e-05 deg
tp 2459187.817587748625
(2020-Dec-04.31758775)
0.00010129 TDB
period 1559.268399698527
4.27
1.2057e-05
3.301e-08
d
yr
n .2308775064444347 1.7853e-09 deg/d
Q 2.952005777849885 1.5218e-08 au
  Orbit Determination Parameters
   # obs. used (total)      546  
   data-arc span      7598 days (20.80 yr)  
   first obs. used      1999-10-12  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58665  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 06:29:51  

Additional Information
 Earth MOID = 1.32059 au 
 Jupiter MOID = 2.49864 au 
 T_jup = 3.359 
[ 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 15.3   n/a MPO257322  

70831 (1999 VG89)          Discovered 1999-Nov-04 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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