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332800 (2009 WU73)
Classification: Main-belt Asteroid          SPK-ID: 2332800
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03951953620471624 5.6866e-08  
a 3.008372661030505 4.2638e-08 au
q 2.889483168735632 1.9316e-07 au
i 11.88361812388541 5.7631e-06 deg
node 72.99013868405824 2.4333e-05 deg
peri 356.1335712583432 7.4173e-05 deg
M 1.229706000746016 7.0291e-05 deg
tp 2458993.989794938436
(2020-May-24.48979494)
0.00037209 TDB
period 1905.881422666107
5.22
4.0518e-05
1.109e-07
d
yr
n .1888889810869775 4.0157e-09 deg/d
Q 3.127262153325379 4.4323e-08 au
  Orbit Determination Parameters
   # obs. used (total)      208  
   data-arc span      5474 days (14.99 yr)  
   first obs. used      2004-12-03  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5414  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 19:49:07  

Additional Information
 Earth MOID = 1.90394 au 
 Jupiter MOID = 2.09998 au 
 T_jup = 3.217 
[ 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 15.9   n/a MPO455451  

332800 (2009 WU73)          Discovered 2004-Dec-03 by Spacewatch at Kitt Peak
Reference: 20120703/Numbers.arcLast Updated: 2012-07-09

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