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390663 (2002 RQ112)
Classification: Main-belt Asteroid          SPK-ID: 2390663
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2136816801458543 1.5197e-07  
a 2.308935220061268 1.4208e-08 au
q 1.815558062890638 3.529e-07 au
i 27.38623588768206 1.5677e-05 deg
node 355.9437460905352 1.242e-05 deg
peri 8.666357825028868 2.1256e-05 deg
M 18.88264698146322 1.4334e-05 deg
tp 2458933.283418296901
(2020-Mar-24.78341830)
5.0763e-05 TDB
period 1281.492443134192
3.51
1.1829e-05
3.239e-08
d
yr
n .2809224525113352 2.593e-09 deg/d
Q 2.802312377231898 1.7244e-08 au
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      6603 days (18.08 yr)  
   first obs. used      2002-09-06  
   last obs. used      2020-10-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5568  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:39:15  

Additional Information
 Earth MOID = .814441 au 
 Jupiter MOID = 2.65806 au 
 T_jup = 3.409 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO437599  

390663 (2002 RQ112)          Discovered 2002-Sep-06 by LINEAR at Socorro
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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