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JPL Small-Body Database Browser
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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 ]

[ 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 .2138628367542783 1.5548e-07  
a 2.309541096355008 1.4328e-08 au
q 1.81561608588794 3.6137e-07 au
i 27.38429444551308 1.6024e-05 deg
node 355.9679091116821 1.2445e-05 deg
peri 8.588218765977331 2.1229e-05 deg
M 266.5936262126424 1.3887e-05 deg
tp 2458933.129666379380
(2020-Mar-24.62966638)
5.0686e-05 TDB
period 1281.99688138182
3.51
1.193e-05
3.266e-08
d
yr
n .2808119155578355 2.6131e-09 deg/d
Q 2.803466106822076 1.7392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      212  
   data-arc span      5718 days (15.66 yr)  
   first obs. used      2002-09-06  
   last obs. used      2018-05-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57088  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:23:25  

Additional Information
 Earth MOID = .813581 au 
 Jupiter MOID = 2.65321 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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