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JPL Small-Body Database Browser
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393863 (2005 SE239)
Classification: Main-belt Asteroid          SPK-ID: 2393863
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 .09001126330802176 7.9997e-08  
a 3.06300310902803 4.482e-08 au
q 2.787298329668019 2.4585e-07 au
i 9.643504725473893 9.9114e-06 deg
node 15.07183634920974 4.3152e-05 deg
peri 297.5579278385582 7.7535e-05 deg
M 311.4639910405486 7.22e-05 deg
tp 2459264.486151449631
(2021-Feb-18.98615145)
0.00039621 TDB
period 1958.031089891687
5.36
4.2977e-05
1.177e-07
d
yr
n .1838581633654827 4.0355e-09 deg/d
Q 3.338707888388041 4.8855e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      7649 days (20.94 yr)  
   first obs. used      1998-05-16  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5935  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:47:46  

Additional Information
 Earth MOID = 1.79072 au 
 Jupiter MOID = 1.97626 au 
 T_jup = 3.205 
[ 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 16.1   n/a MPO434464  

393863 (2005 SE239)          Discovered 2005-Sep-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-05-15

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