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JPL Small-Body Database Browser
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233739 (2008 SJ258)
Classification: Main-belt Asteroid          SPK-ID: 2233739
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06033673957607424 5.6067e-08  
a 3.006003053837259 4.079e-08 au
q 2.824630630412997 1.8332e-07 au
i 1.537377034242025 9.3887e-06 deg
node 345.5043896051133 0.00023654 deg
peri 95.48369878851517 0.00025117 deg
M 323.7915908918072 8.5503e-05 deg
tp 2458791.965044003598
(2019-Nov-04.46504400)
0.00045384 TDB
period 1903.630055530366
5.21
3.8747e-05
1.061e-07
d
yr
n .189112374515279 3.8492e-09 deg/d
Q 3.187375477261522 4.3251e-08 au
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      8110 days (22.20 yr)  
   first obs. used      1997-09-23  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59974  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 16:00:48  

Additional Information
 Earth MOID = 1.84081 au 
 Jupiter MOID = 1.95487 au 
 T_jup = 3.248 
[ 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 16.3   n/a MPO460024  

233739 (2008 SJ258)          Discovered 2008-Sep-22 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

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