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266939 (2010 RD49)
Classification: Outer Main-belt Asteroid          SPK-ID: 2266939
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 .07079124791155278 9.2365e-08  
a 3.2616779771527 5.3572e-08 au
q 3.030779722864431 2.9335e-07 au
i 5.418152798319849 8.8427e-06 deg
node 13.33252310381354 7.8385e-05 deg
peri 166.2985946573823 9.2141e-05 deg
M 65.88849294904004 4.5983e-05 deg
tp 2458606.707788642432
(2019-May-03.20778864)
0.00027688 TDB
period 2151.592633912112
5.89
5.3009e-05
1.451e-07
d
yr
n .1673179180509805 4.1222e-09 deg/d
Q 3.492576231440969 5.7364e-08 au
  Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      5299 days (14.51 yr)  
   first obs. used      2004-10-07  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58495  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:47:06  

Additional Information
 Earth MOID = 2.03405 au 
 Jupiter MOID = 1.46584 au 
 T_jup = 3.168 
[ 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 15.5   n/a MPO396877  

266939 (2010 RD49)          Discovered 2004-Oct-07 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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