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146234 (2000 WF143)
Classification: Main-belt Asteroid          SPK-ID: 2146234
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2516789232873012 4.7854e-08  
a 3.111882244049728 2.5037e-08 au
q 2.328687071470422 1.5294e-07 au
i 17.15001623047089 4.9771e-06 deg
node 131.40947656 1.9024e-05 deg
peri 241.2886337057643 2.1224e-05 deg
M 230.9250673758181 1.2478e-05 deg
tp 2459719.406756112618
(2022-May-19.90675611)
7.5057e-05 TDB
period 2005.086711562272
5.49
2.4198e-05
6.625e-08
d
yr
n .1795433573640835 2.1668e-09 deg/d
Q 3.895077416629035 3.1338e-08 au
  Orbit Determination Parameters
   # obs. used (total)      369  
   data-arc span      7148 days (19.57 yr)  
   first obs. used      2000-10-01  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58797  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:53:07  

Additional Information
 Earth MOID = 1.37955 au 
 Jupiter MOID = 1.79754 au 
 T_jup = 3.102 
[ 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 14.9   n/a MPO436734  

146234 (2000 WF143)          Discovered 2000-Nov-20 by LONEOS at Anderson Mesa
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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