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233664 (2008 RA2)
Classification: Main-belt Asteroid          SPK-ID: 2233664
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09039993388215813 8.2403e-08  
a 2.396090865922861 1.7814e-08 au
q 2.179484410067791 2.0565e-07 au
i 2.477713952549763 7.8372e-06 deg
node 154.2033608873083 9.9935e-05 deg
peri 191.9713858358961 0.00010454 deg
M 66.0183539580761 2.6545e-05 deg
tp 2458752.063419292783
(2019-Sep-25.56341929)
0.000101 TDB
period 1354.731884278632
3.71
1.5108e-05
4.136e-08
d
yr
n .2657352382251584 2.9634e-09 deg/d
Q 2.612697321777931 1.9424e-08 au
  Orbit Determination Parameters
   # obs. used (total)      184  
   data-arc span      8587 days (23.51 yr)  
   first obs. used      1996-04-20  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56798  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 01:36:53  

Additional Information
 Earth MOID = 1.17215 au 
 Jupiter MOID = 2.70592 au 
 T_jup = 3.522 
[ 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 17.3   n/a MPO494290  

233664 (2008 RA2)          Discovered 2008-Sep-02 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2008 RA2 = 2008 SM153 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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