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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1973449021826694 9.4474e-08  
a 2.721099152286353 2.9905e-08 au
q 2.184104106249058 2.5977e-07 au
i 9.158073811087656 1.0905e-05 deg
node 359.7979330873027 3.7954e-05 deg
peri 15.58659882845006 5.3496e-05 deg
M 81.91646160498682 3.15e-05 deg
tp 2458627.435726120331
(2019-May-23.93572612)
0.0001403 TDB
period 1639.513425815562
4.49
2.7028e-05
7.4e-08
d
yr
n .2195773418695374 3.6198e-09 deg/d
Q 3.258094198323648 3.5807e-08 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      5208 days (14.26 yr)  
   first obs. used      2005-07-30  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62116  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 03:05:54  

Additional Information
 Earth MOID = 1.18627 au 
 Jupiter MOID = 2.21851 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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