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266645 (2008 SS202)
Classification: Main-belt Asteroid          SPK-ID: 2266645
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1312558194767744 4.5516e-08  
a 3.099081683762902 3.1794e-08 au
q 2.69230917773514 1.4124e-07 au
i 3.546245575787503 5.3495e-06 deg
node 222.2052184467891 8.7687e-05 deg
peri 50.62829686638413 9.0181e-05 deg
M 156.5475683441254 2.1252e-05 deg
tp 2458133.953670338508
(2018-Jan-15.45367034)
0.00011642 TDB
period 1992.727718340466
5.46
3.0666e-05
8.396e-08
d
yr
n .1806568939081182 2.7801e-09 deg/d
Q 3.505854189790663 3.5967e-08 au
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      6264 days (17.15 yr)  
   first obs. used      2002-09-11  
   last obs. used      2019-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55011  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 19:34:19  

Additional Information
 Earth MOID = 1.6779 au 
 Jupiter MOID = 1.59726 au 
 T_jup = 3.206 
[ 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 16.0   n/a MPO454982  

266645 (2008 SS202)          Discovered 2008-Sep-26 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2008 SS202 = 2002 TU318 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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