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183131 (2002 RG202)
Classification: Main-belt Asteroid          SPK-ID: 2183131
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 .08320599933328264 6.0102e-08  
a 2.712185914748061 2.4803e-08 au
q 2.486515775333795 1.7377e-07 au
i 5.899487234495265 5.2111e-06 deg
node 243.3177510043078 5.4459e-05 deg
peri 118.6871341449791 6.6391e-05 deg
M 342.0579876015499 3.8064e-05 deg
tp 2459081.810430950921
(2020-Aug-20.31043095)
0.00017286 TDB
period 1631.464436222337
4.47
2.238e-05
6.127e-08
d
yr
n .2206606481926027 3.027e-09 deg/d
Q 2.937856054162327 2.6867e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      7560 days (20.70 yr)  
   first obs. used      1998-12-08  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59618  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:50:28  

Additional Information
 Earth MOID = 1.49082 au 
 Jupiter MOID = 2.44685 au 
 T_jup = 3.350 
[ 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 16.1   n/a MPO436905  

183131 (2002 RG202)          Discovered 2002-Sep-13 by NEAT at Palomar
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2002 RG202 = 2005 GL44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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