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487865 (2015 TJ117)
Classification: Main-belt Asteroid          SPK-ID: 2487865
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03336925393512656 7.5532e-08  
a 2.652293110572316 4.5196e-08 au
q 2.563788068255241 1.8279e-07 au
i 15.02245846693853 5.8885e-06 deg
node 150.1862213133794 2.8495e-05 deg
peri 190.079346250575 0.00012171 deg
M 103.6504045091238 0.00011556 deg
tp 2458546.245536662820
(2019-Mar-03.74553666)
0.00050736 TDB
period 1577.722803648008
4.32
4.0327e-05
1.104e-07
d
yr
n .2281769643993282 5.8323e-09 deg/d
Q 2.740798152889389 4.6704e-08 au
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      4311 days (11.80 yr)  
   first obs. used      2008-02-08  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62505  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 03:45:12  

Additional Information
 Earth MOID = 1.55437 au 
 Jupiter MOID = 2.41939 au 
 T_jup = 3.340 
[ 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 MPO503658  

487865 (2015 TJ117)          Discovered 2008-Feb-08 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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