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379243 (2009 SJ349)
Classification: Main-belt Asteroid          SPK-ID: 2379243
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05917918256613981 5.6945e-08  
a 2.666726563255924 3.5309e-08 au
q 2.508911865115027 1.4732e-07 au
i 22.45804973800042 8.1588e-06 deg
node 41.73828889517333 1.3228e-05 deg
peri 61.98047627374471 7.361e-05 deg
M 85.26635782157443 6.8549e-05 deg
tp 2458623.760316247122
(2019-May-20.26031625)
0.00030388 TDB
period 1590.618968794739
4.35
3.1591e-05
8.649e-08
d
yr
n .2263269878346685 4.495e-09 deg/d
Q 2.824541261396821 3.7398e-08 au
  Orbit Determination Parameters
   # obs. used (total)      252  
   data-arc span      6207 days (16.99 yr)  
   first obs. used      2003-05-01  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51707  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:28:17  

Additional Information
 Earth MOID = 1.57184 au 
 Jupiter MOID = 2.35521 au 
 T_jup = 3.272 
[ 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 MPO418927  

379243 (2009 SJ349)          Discovered 2007-Apr-15 by CSS at Catalina
Reference: Last Updated: 2013-11-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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