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71989 (2000 WF167)
Classification: Main-belt Asteroid          SPK-ID: 2071989
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06391575391428483 4.3396e-08  
a 2.206221853672955 1.062e-08 au
q 2.065209520593277 9.8928e-08 au
i 6.112567255365537 3.6252e-06 deg
node 86.04539776241656 5.0652e-05 deg
peri 311.0522095998592 6.3988e-05 deg
M 359.3829376327365 4.0455e-05 deg
tp 2459002.551628674287
(2020-Jun-02.05162867)
0.00013451 TDB
period 1196.939502272216
3.28
8.6425e-06
2.366e-08
d
yr
n .3007670808061663 2.1717e-09 deg/d
Q 2.347234186752633 1.1299e-08 au
  Orbit Determination Parameters
   # obs. used (total)      704  
   data-arc span      7440 days (20.37 yr)  
   first obs. used      1999-05-18  
   last obs. used      2019-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61125  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 08:33:24  

Additional Information
 Earth MOID = 1.07892 au 
 Jupiter MOID = 2.87872 au 
 T_jup = 3.651 
[ 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 16.0   n/a MPO436286  

71989 (2000 WF167)          Discovered 2000-Nov-24 by LONEOS at Anderson Mesa
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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