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243868 (2000 WP189)
Classification: Main-belt Asteroid          SPK-ID: 2243868
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1408423997615963 5.8746e-08  
a 2.594067439942892 2.5308e-08 au
q 2.228712756557914 1.547e-07 au
i 3.431507826787615 5.8729e-06 deg
node 271.9537572703809 0.00012383 deg
peri 119.6554898183099 0.00012743 deg
M 262.9857862658402 3.5098e-05 deg
tp 2459411.747421721263
(2021-Jul-16.24742172)
0.00015322 TDB
period 1526.055472915976
4.18
2.2333e-05
6.114e-08
d
yr
n .2359023026286945 3.4523e-09 deg/d
Q 2.95942212332787 2.8873e-08 au
  Orbit Determination Parameters
   # obs. used (total)      197  
   data-arc span      6738 days (18.45 yr)  
   first obs. used      2000-11-18  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62144  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 14:19:42  

Additional Information
 Earth MOID = 1.23698 au 
 Jupiter MOID = 2.4757 au 
 T_jup = 3.401 
[ 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 16.5   n/a MPO475968  

243868 (2000 WP189)          Discovered 2000-Nov-18 by LONEOS at Anderson Mesa
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 2000 WP189 = 2004 VT78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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