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JPL Small-Body Database Browser
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212967 (2009 BK102)
Classification: Main-belt Asteroid          SPK-ID: 2212967
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08399600952632794 5.6965e-08  
a 3.157230297500087 3.7577e-08 au
q 2.892035551354458 1.955e-07 au
i 20.3314876673888 5.756e-06 deg
node 71.30118056250852 1.6415e-05 deg
peri 69.6580310760008 5.9659e-05 deg
M 13.89505573235864 4.9969e-05 deg
tp 2458921.411086064412
(2020-Mar-12.91108606)
0.00028494 TDB
period 2049.074833899837
5.61
3.6582e-05
1.002e-07
d
yr
n .1756890446577011 3.1366e-09 deg/d
Q 3.422425043645715 4.0734e-08 au
  Orbit Determination Parameters
   # obs. used (total)      396  
   data-arc span      6761 days (18.51 yr)  
   first obs. used      2001-10-22  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53924  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 08:51:58  

Additional Information
 Earth MOID = 1.97396 au 
 Jupiter MOID = 1.90757 au 
 T_jup = 3.104 
[ 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 15.0   n/a MPO338565  
diameter diameter 4.875 km 0.187 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.089   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212967 (2009 BK102)          Discovered 2009-Jan-29 by CSS at Catalina
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2009 BK102 = 2004 GM87 = 2007 UF50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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