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JPL Small-Body Database Browser
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266727 (2009 RX31)
Classification: Main-belt Asteroid          SPK-ID: 2266727
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0459583407863039 5.9671e-08  
a 2.579997593437408 2.8446e-08 au
q 2.461425184810368 1.6212e-07 au
i 4.750028725971793 8.6177e-06 deg
node 330.9399616751923 5.5801e-05 deg
peri 107.6696992702725 0.00016145 deg
M 48.64166110927316 0.00014357 deg
tp 2458395.981181552795
(2018-Oct-04.48118155)
0.0006039 TDB
period 1513.656667184779
4.14
2.5033e-05
6.854e-08
d
yr
n .2378346475819758 3.9333e-09 deg/d
Q 2.698570002064449 2.9753e-08 au
  Orbit Determination Parameters
   # obs. used (total)      210  
   data-arc span      5782 days (15.83 yr)  
   first obs. used      2003-03-07  
   last obs. used      2019-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59606  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:26:52  

Additional Information
 Earth MOID = 1.48197 au 
 Jupiter MOID = 2.4021 au 
 T_jup = 3.419 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO427481  

266727 (2009 RX31)          Discovered 2009-Sep-14 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

Alternate Designations
 2009 RX31 = 2007 DR56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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