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JPL Small-Body Database Browser
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312716 (2010 RA31)
Classification: Jupiter Trojan          SPK-ID: 2312716
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06000321562434924 1.7913e-07  
a 5.264183292470561 3.2454e-07 au
q 4.948315367286352 9.406e-07 au
i 29.88833452013226 1.2314e-05 deg
node 49.16796715217762 1.6984e-05 deg
peri 44.8170201716956 0.00013449 deg
M 221.8291015059544 0.00012925 deg
tp 2460293.702930812148
(2023-Dec-15.20293081)
0.0016516 TDB
period 4411.587836049584
12.08
0.00040797
1.117e-06
d
yr
n .08160327151558359 7.5464e-09 deg/d
Q 5.580051217654769 3.4402e-07 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      5174 days (14.17 yr)  
   first obs. used      2002-04-09  
   last obs. used      2016-06-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55781  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 12:36:38  

Additional Information
 Earth MOID = 4.00588 au 
 Jupiter MOID = .0423852 au 
 T_jup = 2.729 
[ 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 13.3   n/a MPO338975  

312716 (2010 RA31)          Discovered 2004-Apr-28 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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