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442573 (2012 BP73)
Classification: Main-belt Asteroid          SPK-ID: 2442573
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09868754987867072 1.2357e-07  
a 3.062227657249205 1.141e-07 au
q 2.760023912584579 4.6199e-07 au
i 17.42663487700133 7.2998e-06 deg
node 144.3990384045883 2.7343e-05 deg
peri 244.5512079206888 6.233e-05 deg
M 287.797755370288 7.0155e-05 deg
tp 2459393.057100478359
(2021-Jun-27.55710048)
0.00039979 TDB
period 1957.287573218385
5.36
0.00010939
2.995e-07
d
yr
n .1839280057391101 1.028e-08 deg/d
Q 3.364431401913831 1.2536e-07 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      4580 days (12.54 yr)  
   first obs. used      2007-02-08  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58549  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:41:35  

Additional Information
 Earth MOID = 1.80893 au 
 Jupiter MOID = 2.12073 au 
 T_jup = 3.156 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO440833  
diameter diameter 2.589 km 0.698 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

442573 (2012 BP73)          Discovered 2007-Feb-08 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2012 BP73 = 2010 OU55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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