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JPL Small-Body Database Browser
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233689 (2008 SE4)
Classification: Main-belt Asteroid          SPK-ID: 2233689
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1532606096654898 1.0515e-07  
a 2.653608656345181 2.1123e-08 au
q 2.246914975860097 2.7594e-07 au
i 3.360776377170363 6.1912e-06 deg
node 112.4567348519967 0.00013135 deg
peri 274.4818048696268 0.00013279 deg
M 145.1415643748333 1.9869e-05 deg
tp 2457963.934586137867
(2017-Jul-29.43458614)
8.61e-05 TDB
period 1578.896782444379
4.32
1.8852e-05
5.161e-08
d
yr
n .2280073048490628 2.7225e-09 deg/d
Q 3.060302336830264 2.436e-08 au
  Orbit Determination Parameters
   # obs. used (total)      272  
   data-arc span      10004 days (27.39 yr)  
   first obs. used      1991-12-03  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60095  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:09:23  

Additional Information
 Earth MOID = 1.25369 au 
 Jupiter MOID = 2.38712 au 
 T_jup = 3.370 
[ 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 16.4   n/a MPO437098  

233689 (2008 SE4)          Discovered 2008-Sep-22 by LINEAR at Socorro
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2008 SE4 = 2004 XS148 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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