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70891 (1999 VD168)
Classification: Main-belt Asteroid          SPK-ID: 2070891
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 .04443380316167875 6.3212e-08  
a 2.585309684329017 1.6551e-08 au
q 2.470434542703559 1.5748e-07 au
i 14.106471915923 5.0297e-06 deg
node 247.274995093247 1.9438e-05 deg
peri 323.6460501057995 5.1696e-05 deg
M 190.7379278342961 4.7344e-05 deg
tp 2459714.378724453993
(2022-May-14.87872445)
0.00019988 TDB
period 1518.333892024219
4.16
1.458e-05
3.992e-08
d
yr
n .237101998375373 2.2769e-09 deg/d
Q 2.700184825954474 1.7286e-08 au
  Orbit Determination Parameters
   # obs. used (total)      588  
   data-arc span      9735 days (26.65 yr)  
   first obs. used      1993-05-30  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58193  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:17:12  

Additional Information
 Earth MOID = 1.47039 au 
 Jupiter MOID = 2.33004 au 
 T_jup = 3.379 
[ 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 15.4   n/a MPO302441  

70891 (1999 VD168)          Discovered 1999-Nov-14 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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