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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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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08248904434471768 5.4151e-08  
a 3.206508130681247 4.7503e-08 au
q 2.942006339297784 1.7059e-07 au
i 5.919813862094908 6.5725e-06 deg
node 71.32045979532562 5.7334e-05 deg
peri 76.95796155146988 7.238e-05 deg
M 139.0994375226614 4.4778e-05 deg
tp 2458190.155258624957
(2018-Mar-12.65525862)
0.00025533 TDB
period 2097.23426701484
5.74
4.6604e-05
1.276e-07
d
yr
n .1716546432900014 3.8145e-09 deg/d
Q 3.47100992206471 5.1422e-08 au
  Orbit Determination Parameters
   # obs. used (total)      158  
   data-arc span      5348 days (14.64 yr)  
   first obs. used      2005-11-30  
   last obs. used      2020-07-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55768  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 16:20:43  

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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