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437296 (2013 BK40)
Classification: Jupiter Trojan          SPK-ID: 2437296
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06261894857013686 1.5032e-07  
a 5.197662503582182 6.2111e-07 au
q 4.872190342585441 1.3454e-06 au
i 10.16202145946212 9.2601e-06 deg
node 136.3692519869785 4.8608e-05 deg
peri 313.6120336340985 0.00013084 deg
M 261.6145002783439 0.00013124 deg
tp 2460183.375771686601
(2023-Aug-26.87577169)
0.0016901 TDB
period 4328.232097330538
11.85
0.00077582
2.124e-06
d
yr
n .08317483718630342 1.4909e-08 deg/d
Q 5.523134664578924 6.6e-07 au
  Orbit Determination Parameters
   # obs. used (total)      132  
   data-arc span      6372 days (17.45 yr)  
   first obs. used      2003-05-02  
   last obs. used      2020-10-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63703  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:39:42  

Additional Information
 Earth MOID = 3.89837 au 
 Jupiter MOID = .342243 au 
 T_jup = 2.965 
[ 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 13.9   n/a MPO495169  

437296 (2013 BK40)          Discovered 2013-Jan-05 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2013 BK40 = 2014 DT4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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