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JPL Small-Body Database Browser
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487792 (2015 RH239)
Classification: Main-belt Asteroid          SPK-ID: 2487792
[ 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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05651654806300837 6.6221e-08  
a 2.64928973794516 3.1269e-08 au
q 2.499561027137748 1.8868e-07 au
i 14.19472568468796 5.3013e-06 deg
node 94.00014583088051 2.9193e-05 deg
peri 323.7738980061356 6.7327e-05 deg
M 276.7376682302063 6.0093e-05 deg
tp 2458964.782812665187
(2020-Apr-25.28281267)		 0.00026517 TDB
period 1575.043717512649
4.31		 2.7885e-05
7.634e-08		 d
yr
n .2285650842558971 4.0466e-09 deg/d
Q 2.799018448752573 3.3037e-08 au
   Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      6266 days (17.16 yr)  
   first obs. used      2002-09-05  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56659  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:48:31  

Additional Information
 Earth MOID = 1.52505 au 
 Jupiter MOID = 2.43675 au 
 T_jup = 3.345 
[ 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 16.7   n/a MPO456352  

487792 (2015 RH239)          Discovered 2007-Oct-15 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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