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JPL Small-Body Database Browser
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461702 (2005 RA31)
Classification: Main-belt Asteroid          SPK-ID: 2461702
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1970809614175288 1.05e-07  
a 2.720457853545341 3.1244e-08 au
q 2.184307404272758 2.9132e-07 au
i 9.158542199320275 1.1496e-05 deg
node 359.8089648591489 3.837e-05 deg
peri 15.57165202178194 5.3913e-05 deg
M 354.0936182302293 3.1124e-05 deg
tp 2458627.389358668344
(2019-May-23.88935867)
0.00014193 TDB
period 1638.933868133543
4.49
2.8234e-05
7.73e-08
d
yr
n .2196549885261549 3.7841e-09 deg/d
Q 3.256608302817924 3.7402e-08 au
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      4706 days (12.88 yr)  
   first obs. used      2005-07-30  
   last obs. used      2018-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62163  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:33:51  

Additional Information
 Earth MOID = 1.18566 au 
 Jupiter MOID = 2.2166 au 
 T_jup = 3.312 
[ 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 17.0   n/a MPO456236  

461702 (2005 RA31)          Discovered 2005-Jul-30 by NEAT at Palomar
Reference: Last Updated: 2016-04-25

Alternate Designations
 2005 RA31 = 2014 SJ15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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