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152470 (2005 WJ)
Classification: Main-belt Asteroid          SPK-ID: 2152470
[ 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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1066273040790895 4.9497e-08  
a 2.642662668520608 2.1247e-08 au
q 2.360882672585803 1.3242e-07 au
i 13.63488722598446 6.5584e-06 deg
node 355.429330976645 1.8743e-05 deg
peri 302.027342075511 3.3118e-05 deg
M 277.332207898089 3.0097e-05 deg
tp 2459560.825384941739
(2021-Dec-12.32538494)		 0.00013304 TDB
period 1569.137571971361
4.30		 1.8924e-05
5.181e-08		 d
yr
n .2294253903739745 2.7669e-09 deg/d
Q 2.924442664455413 2.3513e-08 au
   Orbit Determination Parameters
   # obs. used (total)      591  
   data-arc span      13853 days (37.93 yr)  
   first obs. used      1982-05-25  
   last obs. used      2020-04-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .572  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:27:16  

Additional Information
 Earth MOID = 1.37499 au 
 Jupiter MOID = 2.40022 au 
 T_jup = 3.346 
[ 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 15.38   n/a E2020-QM9  

152470 (2005 WJ)          Discovered 2005-Nov-19 by Lowe, A. at Mayhill
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

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