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166609 (2002 RF232)
Classification: Main-belt Asteroid          SPK-ID: 2166609
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07633074196336867 1.0572e-07  
a 3.049529676965795 7.4683e-08 au
q 2.816756814083684 2.9736e-07 au
i 9.982060779412901 1.2217e-05 deg
node 158.4023634002751 5.2136e-05 deg
peri 244.3012694500007 0.00012537 deg
M 126.4436469386599 9.9877e-05 deg
tp 2456717.308843990366
(2014-Feb-28.80884399)
0.00055473 JED
period 1945.125928571029
5.33
7.1454e-05
1.956e-07
d
yr
n .1850779914616999 6.7988e-09 deg/d
Q 3.282302539847906 8.0383e-08 au
  Orbit Determination Parameters
   # obs. used (total)      172  
   data-arc span      4542 days (12.44 yr)  
   first obs. used      2002-08-15  
   last obs. used      2015-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .66621  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 18:30:08  

Additional Information
 Earth MOID = 1.83986 au 
 Jupiter MOID = 2.06344 au 
 T_jup = 3.210 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7 mag n/a MPO270747  

166609 (2002 RF232)          Discovered 2002-Sep-10 by Wrightwood at Wrightwood
Reference: 20071026/Numbers.arcLast Updated: 2007-10-28

Alternate Designations
 2002 RF232 = 2002 RH232 = 2005 EV21 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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