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487796 (2015 RJ241)
Classification: Main-belt Asteroid          SPK-ID: 2487796
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1281315487107705 5.1083e-08  
a 2.838446106148691 4.2621e-08 au
q 2.474751610635803 1.441e-07 au
i 16.81766381862381 8.0338e-06 deg
node 183.2967680985462 2.0008e-05 deg
peri 292.0893637136256 5.0557e-05 deg
M 289.1191090742755 4.2633e-05 deg
tp 2459344.411004608750
(2021-May-09.91100461)
0.00020959 TDB
period 1746.704366186469
4.78
3.9341e-05
1.077e-07
d
yr
n .2061024217772913 4.6421e-09 deg/d
Q 3.202140601661578 4.8082e-08 au
  Orbit Determination Parameters
   # obs. used (total)      121  
   data-arc span      5125 days (14.03 yr)  
   first obs. used      2005-09-14  
   last obs. used      2019-09-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61346  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:48:31  

Additional Information
 Earth MOID = 1.54249 au 
 Jupiter MOID = 1.98291 au 
 T_jup = 3.236 
[ 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 16.8   n/a MPO495392  

487796 (2015 RJ241)          Discovered 2005-Sep-14 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Alternate Designations
 2015 RJ241 = 2005 SX136 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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