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JPL Small-Body Database Browser
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410854 (2009 RJ38)
Classification: Main-belt Asteroid          SPK-ID: 2410854
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07568490400792166 9.9803e-08  
a 2.917662946052922 4.647e-08 au
q 2.696839906053436 2.8861e-07 au
i 5.180123806630346 1.3445e-05 deg
node 163.7786825896222 8.3205e-05 deg
peri 130.9129795936272 0.00015217 deg
M 37.28052604000461 0.00013232 deg
tp 2458411.991630177661
(2018-Oct-20.49163018)
0.00066955 TDB
period 1820.334108569724
4.98
4.3489e-05
1.191e-07
d
yr
n .1977658927035432 4.7247e-09 deg/d
Q 3.138485986052407 4.9987e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      6436 days (17.62 yr)  
   first obs. used      2002-03-20  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65579  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 01:13:20  

Additional Information
 Earth MOID = 1.68389 au 
 Jupiter MOID = 2.01375 au 
 T_jup = 3.271 
[ 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 16.6   n/a MPO503517  

410854 (2009 RJ38)          Discovered 2009-Sep-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-10-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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