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487794 (2015 RS239)
Classification: Main-belt Asteroid          SPK-ID: 2487794
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .140353857691692 4.3191e-08  
a 2.540904445677664 2.8389e-08 au
q 2.184278704700834 1.0224e-07 au
i 15.60699445711025 4.7977e-06 deg
node 161.5226923112263 2.8502e-05 deg
peri 164.4903855640834 4.1396e-05 deg
M 112.2804833268772 3.08e-05 deg
tp 2458539.094572091548
(2019-Feb-24.59457209)
0.00012675 TDB
period 1479.384031180787
4.05
2.4793e-05
6.788e-08
d
yr
n .2433445220526423 4.0782e-09 deg/d
Q 2.897530186654495 3.2373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      6916 days (18.93 yr)  
   first obs. used      2001-02-20  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58406  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 15:28:59  

Additional Information
 Earth MOID = 1.17699 au 
 Jupiter MOID = 2.49834 au 
 T_jup = 3.381 
[ 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 16.8   n/a MPO450510  

487794 (2015 RS239)          Discovered 2013-Feb-08 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 RS239 = 2014 JD54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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