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JPL Small-Body Database Browser
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487466 (2014 SJ138)
Classification: Main-belt Asteroid          SPK-ID: 2487466
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02594438730865677 7.1976e-07  
a 2.922879524701961 6.0663e-08 au
q 2.847047206256551 2.0861e-06 au
i 6.363731830473994 7.1038e-05 deg
node 25.24770076817736 0.0004072 deg
peri 250.5550387370012 0.0074834 deg
M 49.66591184613809 0.0072254 deg
tp 2458348.691311023848
(2018-Aug-18.19131102)
0.036631 TDB
period 1825.218236448501
5.00
5.6823e-05
1.556e-07
d
yr
n .1972366880907819 6.1404e-09 deg/d
Q 2.998711843147372 6.2237e-08 au
  Orbit Determination Parameters
   # obs. used (total)      80  
   data-arc span      4605 days (12.61 yr)  
   first obs. used      2007-02-23  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .67891  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:45:35  

Additional Information
 Earth MOID = 1.83871 au 
 Jupiter MOID = 2.01617 au 
 T_jup = 3.269 
[ 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 16.9   n/a MPO399041  

487466 (2014 SJ138)          Discovered 2007-Feb-23 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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