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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1002026734327206 1.2383e-07  
a 3.062012750636031 1.1294e-07 au
q 2.755190886937223 4.623e-07 au
i 17.39658259782233 7.3685e-06 deg
node 144.5462332873819 2.7419e-05 deg
peri 244.193389998213 6.142e-05 deg
M 214.6182274122885 6.5744e-05 deg
tp 2459390.844395733422
(2021-Jun-25.34439573)
0.00039369 TDB
period 1957.081533672821
5.36
0.00010828
2.965e-07
d
yr
n .1839473694917524 1.0177e-08 deg/d
Q 3.36883461433484 1.2426e-07 au
  Orbit Determination Parameters
   # obs. used (total)      130  
   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      .57296  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:47  

Additional Information
 Earth MOID = 1.80292 au 
 Jupiter MOID = 2.12587 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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