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300339 (2007 RW31)
Classification: Main-belt Asteroid          SPK-ID: 2300339
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1774631005123825 3.8765e-08  
a 2.42339113187683 2.4428e-08 au
q 1.993328627859756 8.8696e-08 au
i 8.358291111275593 7.9196e-06 deg
node 53.90700650981957 2.7747e-05 deg
peri 279.1113799595098 3.892e-05 deg
M 143.4573549257036 3.217e-05 deg
tp 2458451.396746970822
(2018-Nov-28.89674697)
0.00011759 TDB
period 1377.950758905885
3.77
2.0835e-05
5.704e-08
d
yr
n .2612575214849084 3.9502e-09 deg/d
Q 2.853453635893904 2.8763e-08 au
  Orbit Determination Parameters
   # obs. used (total)      362  
   data-arc span      8989 days (24.61 yr)  
   first obs. used      1995-05-25  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59125  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 06:05:39  

Additional Information
 Earth MOID = 1.00423 au 
 Jupiter MOID = 2.55369 au 
 T_jup = 3.476 
[ 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 16.0   n/a MPO455217  

300339 (2007 RW31)          Discovered 2007-Sep-05 by CSS at Catalina
Reference: 20111012/Numbers.arcLast Updated: 2011-10-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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