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JPL Small-Body Database Browser
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183140 (2002 RA231)
Classification: Main-belt Asteroid          SPK-ID: 2183140
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1050925538820391 6.4606e-08  
a 2.418020158725824 1.6456e-08 au
q 2.163904244907074 1.5995e-07 au
i 7.458102222138161 6.2211e-06 deg
node 60.5375833411516 5.2445e-05 deg
peri 325.0424353911787 5.9655e-05 deg
M 122.8665700161508 3.0374e-05 deg
tp 2458131.773468837301
(2018-Jan-13.27346884)
0.00011444 TDB
period 1373.372359921746
3.76
1.402e-05
3.838e-08
d
yr
n .2621284733155053 2.676e-09 deg/d
Q 2.672136072544575 1.8186e-08 au
  Orbit Determination Parameters
   # obs. used (total)      257  
   data-arc span      9980 days (27.32 yr)  
   first obs. used      1991-11-08  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64806  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 01:52:44  

Additional Information
 Earth MOID = 1.17284 au 
 Jupiter MOID = 2.74901 au 
 T_jup = 3.496 
[ 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 16.6   n/a MPO433197  

183140 (2002 RA231)          Discovered 2002-Sep-15 by NEAT at Haleakala
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

Alternate Designations
 2002 RA231 = 2006 SR280 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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