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487462 (2014 SJ117)
Classification: Main-belt Asteroid          SPK-ID: 2487462
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09410713286184783 1.1222e-07  
a 3.126852191470582 6.2088e-08 au
q 2.8325930968485 3.5985e-07 au
i 9.780028034277484 1.4007e-05 deg
node 8.02365426803755 4.2421e-05 deg
peri 308.7599243611897 6.716e-05 deg
M 55.05617724203612 5.423e-05 deg
tp 2458691.639046402054
(2019-Jul-27.13904640)
0.00030301 TDB
period 2019.572532369095
5.53
6.0152e-05
1.647e-07
d
yr
n .1782555437995068 5.3093e-09 deg/d
Q 3.421111286092664 6.7931e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      5791 days (15.85 yr)  
   first obs. used      2003-10-19  
   last obs. used      2019-08-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61197  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:18  

Additional Information
 Earth MOID = 1.83287 au 
 Jupiter MOID = 1.95251 au 
 T_jup = 3.185 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO450509  

487462 (2014 SJ117)          Discovered 2008-Aug-04 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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