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JPL Small-Body Database Browser
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379242 (2009 SW341)
Classification: Main-belt Asteroid          SPK-ID: 2379242
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2161486424514049 2.5536e-06  
a 2.483772064013116 3.0332e-07 au
q 1.946908104217957 6.1057e-06 au
i 1.222591398914864 2.0525e-05 deg
node 170.2795041742517 0.00081075 deg
peri 179.4002129634073 0.0008751 deg
M 274.6784403757193 0.00049308 deg
tp 2459339.361570039265
(2021-May-04.86157004)
0.00202 TDB
period 1429.769518411611
3.91
0.0002619
7.17e-07
d
yr
n .251788834049238 4.6122e-08 deg/d
Q 3.020636023808275 3.6888e-07 au
  Orbit Determination Parameters
   # obs. used (total)      49  
   data-arc span      5910 days (16.18 yr)  
   first obs. used      2001-08-23  
   last obs. used      2017-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .56785  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Nov-07 18:00:28  

Additional Information
 Earth MOID = .940769 au 
 Jupiter MOID = 2.40985 au 
 T_jup = 3.444 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.7   n/a MPO427884  

379242 (2009 SW341)          Discovered 2009-Sep-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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