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JPL Small-Body Database Browser
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392706 (2012 BJ31)
Classification: Main-belt Asteroid          SPK-ID: 2392706
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07444689811093637 5.7078e-08  
a 2.29210955404188 2.4879e-08 au
q 2.121469107613021 1.3301e-07 au
i 6.383288380905564 6.4043e-06 deg
node 330.1233910767344 4.4932e-05 deg
peri 263.7274961220875 6.0903e-05 deg
M 286.8144706356024 4.3179e-05 deg
tp 2458858.176137392925
(2020-Jan-09.67613739)
0.00015274 TDB
period 1267.510261483186
3.47
2.0637e-05
5.65e-08
d
yr
n .2840213692461498 4.6242e-09 deg/d
Q 2.46275000047074 2.6731e-08 au
  Orbit Determination Parameters
   # obs. used (total)      180  
   data-arc span      6154 days (16.85 yr)  
   first obs. used      2002-04-04  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52274  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:45:16  

Additional Information
 Earth MOID = 1.12192 au 
 Jupiter MOID = 2.55222 au 
 T_jup = 3.586 
[ 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 17.0   n/a MPO423459  

392706 (2012 BJ31)          Discovered 2004-Dec-15 by CINEOS at Campo Imperatore
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2012 BJ31 = 2008 YM109 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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