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212956 (2009 BH51)
Classification: Main-belt Asteroid          SPK-ID: 2212956
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1798335677033855 7.5668e-08  
a 2.395276214099093 1.7848e-08 au
q 1.964525146882594 1.8984e-07 au
i 2.225837574259616 7.0932e-06 deg
node 354.5476055954275 0.0001398 deg
peri 229.3032848316986 0.00014129 deg
M 321.9816873726541 2.5072e-05 deg
tp 2459143.495432761179
(2020-Oct-20.99543276)
9.5273e-05 TDB
period 1354.041045919457
3.71
1.5134e-05
4.143e-08
d
yr
n .2658708176424174 2.9716e-09 deg/d
Q 2.826027281315591 2.1057e-08 au
  Orbit Determination Parameters
   # obs. used (total)      234  
   data-arc span      7534 days (20.63 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62396  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 08:51:58  

Additional Information
 Earth MOID = .956589 au 
 Jupiter MOID = 2.15946 au 
 T_jup = 3.506 
[ 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 17.1   n/a MPO470284  

212956 (2009 BH51)          Discovered 2009-Jan-16 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2009 BH51 = 2007 VF26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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