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JPL Small-Body Database Browser
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392955 (2012 WJ25)
Classification: Main-belt Asteroid          SPK-ID: 2392955
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08039090938108243 8.0706e-08  
a 2.766125136301323 4.3421e-08 au
q 2.54375382113219 2.3474e-07 au
i 5.347631765619877 8.3377e-06 deg
node 53.33188812530251 9.0973e-05 deg
peri 328.4908288465511 0.00010524 deg
M 172.3717451717989 5.3903e-05 deg
tp 2457795.919061213658
(2017-Feb-11.41906121)
0.00024577 TDB
period 1680.374806638968
4.60
3.9566e-05
1.083e-07
d
yr
n .2142379179797753 5.0444e-09 deg/d
Q 2.988496451470457 4.6911e-08 au
  Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      5625 days (15.40 yr)  
   first obs. used      2003-11-29  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59204  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:55:31  

Additional Information
 Earth MOID = 1.54812 au 
 Jupiter MOID = 2.41105 au 
 T_jup = 3.328 
[ 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 MPO434458  

392955 (2012 WJ25)          Discovered 2003-Nov-29 by Spacewatch at Kitt Peak
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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