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JPL Small-Body Database Browser
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312641 (2010 BF52)
Classification: Jupiter Trojan          SPK-ID: 2312641
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1537313250777123 9.3607e-08  
a 5.21709597957628 2.9496e-07 au
q 4.415064901578413 6.6922e-07 au
i 17.1973615070248 8.2631e-06 deg
node 108.0652050586221 2.753e-05 deg
peri 346.2279654948659 4.7232e-05 deg
M 245.7395806079526 4.7693e-05 deg
tp 2459981.949392475160
(2023-Feb-06.44939248)
0.00067365 TDB
period 4352.52893291648
11.92
0.00036912
1.011e-06
d
yr
n .08271053577093085 7.0144e-09 deg/d
Q 6.019127057574147 3.4031e-07 au
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      7237 days (19.81 yr)  
   first obs. used      2000-01-03  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57582  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:12:09  

Additional Information
 Earth MOID = 3.43465 au 
 Jupiter MOID = .782717 au 
 T_jup = 2.888 
[ 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 12.8   n/a MPO455304  
diameter diameter 14.854 km 0.617 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
rotation period rot_per 13.868 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.080   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

312641 (2010 BF52)          Discovered 2002-Apr-11 by NEAT at Palomar
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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