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JPL Small-Body Database Browser
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266720 (2009 RJ)
Classification: Main-belt Asteroid          SPK-ID: 2266720
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1758036475383378 9.4332e-08  
a 2.402261226503052 2.714e-08 au
q 1.979934940543894 2.2324e-07 au
i 2.107930804456193 8.5621e-06 deg
node 317.4171420717913 0.00019556 deg
peri 15.20440555656496 0.00019695 deg
M 213.7990980218047 3.2274e-05 deg
tp 2459152.801630778892
(2020-Oct-30.30163078)
0.00012823 TDB
period 1359.968265517641
3.72
2.3047e-05
6.31e-08
d
yr
n .2647120591913033 4.4859e-09 deg/d
Q 2.82458751246221 3.1911e-08 au
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      7514 days (20.57 yr)  
   first obs. used      1998-09-26  
   last obs. used      2019-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57833  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:25:47  

Additional Information
 Earth MOID = .968687 au 
 Jupiter MOID = 2.52803 au 
 T_jup = 3.503 
[ 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 17.1   n/a MPO433731  

266720 (2009 RJ)          Discovered 2009-Sep-09 by La Sagra at La Sagra
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2009 RJ = 1998 SX150 = 2000 BR48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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