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JPL Small-Body Database Browser
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71943 (2000 WQ85)
Classification: Main-belt Asteroid          SPK-ID: 2071943
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1459241650282407 3.9746e-08  
a 2.182259709148136 6.4306e-09 au
q 1.863815283215923 8.7913e-08 au
i 2.668768331966506 4.7147e-06 deg
node 39.28845071448084 7.6368e-05 deg
peri 5.566927912583291 7.7674e-05 deg
M 37.95131376582332 1.3019e-05 deg
tp 2458876.368388869785
(2020-Jan-27.86838887)
4.2562e-05 TDB
period 1177.49230718648
3.22
5.2047e-06
1.425e-08
d
yr
n .3057344814932932 1.3514e-09 deg/d
Q 2.50070413508035 7.3689e-09 au
  Orbit Determination Parameters
   # obs. used (total)      765  
   data-arc span      10171 days (27.85 yr)  
   first obs. used      1992-03-30  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55432  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:33:44  

Additional Information
 Earth MOID = .872945 au 
 Jupiter MOID = 2.86747 au 
 T_jup = 3.664 
[ 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 16.4   n/a MPO502596  

71943 (2000 WQ85)          Discovered 2000-Nov-20 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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