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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1772687697590336 3.8805e-08  
a 2.423077649510698 2.4644e-08 au
q 1.993541655551326 8.9067e-08 au
i 8.359371740575893 8.0622e-06 deg
node 53.91217764872435 2.7904e-05 deg
peri 279.0604405481788 3.9122e-05 deg
M 39.01649835271301 3.1147e-05 deg
tp 2458451.187827872391
(2018-Nov-28.68782787)
0.00011773 TDB
period 1377.683396393304
3.77
2.1018e-05
5.754e-08
d
yr
n .2613082228779554 3.9865e-09 deg/d
Q 2.85261364347007 2.9013e-08 au
  Orbit Determination Parameters
   # obs. used (total)      351  
   data-arc span      8423 days (23.06 yr)  
   first obs. used      1995-05-25  
   last obs. used      2018-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60963  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:31:27  

Additional Information
 Earth MOID = 1.00358 au 
 Jupiter MOID = 2.55139 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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