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359955 (2012 BZ31)
Classification: Outer Main-belt Asteroid          SPK-ID: 2359955
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08248904417097408 5.4312e-08  
a 3.206508130258928 4.9587e-08 au
q 2.942006339467412 1.7262e-07 au
i 5.919816477408225 7.1823e-06 deg
node 71.32043997526166 6.1507e-05 deg
peri 76.9579823945713 7.9574e-05 deg
M 139.0994365320441 4.929e-05 deg
tp 2458190.155264556040
(2018-Mar-12.65526456)
0.00028446 TDB
period 2097.234266600509
5.74
4.8649e-05
1.332e-07
d
yr
n .1716546433239136 3.9818e-09 deg/d
Q 3.471009921050443 5.3677e-08 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      4939 days (13.52 yr)  
   first obs. used      2005-11-30  
   last obs. used      2019-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5683  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:47:15  

Additional Information
 Earth MOID = 1.96108 au 
 Jupiter MOID = 1.55961 au 
 T_jup = 3.179 
[ 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 15.9   n/a MPO476691  

359955 (2012 BZ31)          Discovered 2005-Nov-30 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2012 BZ31 = 2005 WW174 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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