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JPL Small-Body Database Browser
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437294 (2013 BK31)
Classification: Jupiter Trojan          SPK-ID: 2437294
[ 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 .06224033947596766 1.6901e-07  
a 5.126405098764817 7.7482e-07 au
q 4.807335905126363 5.6101e-07 au
i 8.327335357892217 8.997e-06 deg
node 75.81861025401565 8.0725e-05 deg
peri 78.25880267254315 0.00016559 deg
M 167.7876498612112 0.00016526 deg
tp 2456624.552960343280
(2013-Nov-28.05296034)		 0.0015646 TDB
period 4239.530947985855
11.61		 0.00096117
2.632e-06		 d
yr
n .08491505414556089 1.9252e-08 deg/d
Q 5.44547429240327 8.2305e-07 au
   Orbit Determination Parameters
   # obs. used (total)      69  
   data-arc span      3632 days (9.94 yr)  
   first obs. used      2009-10-16  
   last obs. used      2019-09-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66488  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:45:04  

Additional Information
 Earth MOID = 3.83073 au 
 Jupiter MOID = .000863556 au 
 T_jup = 2.975 
[ 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 14.3   n/a MPO456078  

437294 (2013 BK31)          Discovered 2010-Nov-03 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-06-04

Alternate Designations
 2013 BK31 = 2010 VF56 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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