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392939 (2012 WN3)
Classification: Main-belt Asteroid          SPK-ID: 2392939
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06735391586657791 2.0947e-07  
a 2.563989255838564 5.5476e-08 au
q 2.391294539218003 5.1173e-07 au
i 9.137516344015404 1.1121e-05 deg
node 172.1256940512423 5.7651e-05 deg
peri 203.5120510205656 8.2954e-05 deg
M 339.3066338816791 6.2456e-05 deg
tp 2459086.698829622368
(2020-Aug-25.19882962)
0.00026083 TDB
period 1499.590665270194
4.11
4.8669e-05
1.332e-07
d
yr
n .2400655114341723 7.7914e-09 deg/d
Q 2.736683972459124 5.9213e-08 au
  Orbit Determination Parameters
   # obs. used (total)      73  
   data-arc span      5834 days (15.97 yr)  
   first obs. used      2003-07-09  
   last obs. used      2019-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61859  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:09:22  

Additional Information
 Earth MOID = 1.39344 au 
 Jupiter MOID = 2.56318 au 
 T_jup = 3.412 
[ 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 16.9   n/a MPO437609  

392939 (2012 WN3)          Discovered 2010-Feb-16 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

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