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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1065501842363906 4.9656e-08  
a 2.643180624980992 2.1289e-08 au
q 2.36154924241921 1.3295e-07 au
i 13.6335308379189 6.579e-06 deg
node 355.429245995958 1.8765e-05 deg
peri 301.9252505006652 3.3177e-05 deg
M 231.5566320514304 2.9909e-05 deg
tp 2459560.512697566867
(2021-Dec-12.01269757)
0.00013322 TDB
period 1569.598916191587
4.30
1.8963e-05
5.192e-08
d
yr
n .2293579565367501 2.771e-09 deg/d
Q 2.924812007542775 2.3557e-08 au
  Orbit Determination Parameters
   # obs. used (total)      587  
   data-arc span      13853 days (37.93 yr)  
   first obs. used      1982-05-25  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57155  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 00:37:20  

Additional Information
 Earth MOID = 1.37762 au 
 Jupiter MOID = 2.40037 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 15.3   n/a MPO417815  

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

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