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180281 (2003 WP76)
Classification: Main-belt Asteroid          SPK-ID: 2180281
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1808022740251744 5.7493e-08  
a 2.237588267933838 8.402e-09 au
q 1.833027220759349 1.2915e-07 au
i 4.812859665128896 6.5682e-06 deg
node 329.1382852841854 4.6456e-05 deg
peri 30.89385767921708 5.064e-05 deg
M 82.70155033876679 1.7669e-05 deg
tp 2458919.646499289131
(2020-Mar-11.14649929)
5.9355e-05 TDB
period 1222.555802663331
3.35
6.8859e-06
1.885e-08
d
yr
n .2944650863508578 1.6585e-09 deg/d
Q 2.642149315108328 9.9211e-09 au
  Orbit Determination Parameters
   # obs. used (total)      407  
   data-arc span      7307 days (20.01 yr)  
   first obs. used      2001-01-30  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57351  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:25:52  

Additional Information
 Earth MOID = .829593 au 
 Jupiter MOID = 2.81208 au 
 T_jup = 3.611 
[ 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 17.0   n/a MPO436891  

180281 (2003 WP76)          Discovered 2003-Nov-19 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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