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392249 (2009 WS163)
Classification: Main-belt Asteroid          SPK-ID: 2392249
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1488558054089014 5.9811e-08  
a 2.247645786272852 1.6952e-08 au
q 1.913070662483283 1.3909e-07 au
i 3.228840404354791 6.8284e-06 deg
node 44.59037810680868 9.2573e-05 deg
peri 26.16091773407023 9.6795e-05 deg
M 43.19362384882972 2.2463e-05 deg
tp 2458852.824865983344
(2020-Jan-04.32486598)
7.7383e-05 TDB
period 1230.807779223564
3.37
1.3924e-05
3.812e-08
d
yr
n .2924908390058279 3.309e-09 deg/d
Q 2.582220910062421 1.9475e-08 au
  Orbit Determination Parameters
   # obs. used (total)      127  
   data-arc span      5756 days (15.76 yr)  
   first obs. used      2004-04-19  
   last obs. used      2020-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60213  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:43:16  

Additional Information
 Earth MOID = .928051 au 
 Jupiter MOID = 2.67912 au 
 T_jup = 3.613 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.0   n/a MPO418999  

392249 (2009 WS163)          Discovered 2009-Nov-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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