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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0638834330890079 4.785e-08  
a 2.207037992918577 1.1036e-08 au
q 2.066044828973065 1.0753e-07 au
i 6.112543276564195 3.6541e-06 deg
node 86.04592389232657 5.6582e-05 deg
peri 310.6507400177213 6.9563e-05 deg
M 239.4918814316649 4.1194e-05 deg
tp 2459001.391590571405
(2020-May-31.89159057)
0.0001378 TDB
period 1197.603732597215
3.28
8.9824e-06
2.459e-08
d
yr
n .3006002655146011 2.2546e-09 deg/d
Q 2.348031156864089 1.1741e-08 au
  Orbit Determination Parameters
   # obs. used (total)      664  
   data-arc span      7299 days (19.98 yr)  
   first obs. used      1999-05-18  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61693  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:37:50  

Additional Information
 Earth MOID = 1.07912 au 
 Jupiter MOID = 2.88015 au 
 T_jup = 3.650 
[ 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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