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233031 (2005 EJ290)
Classification: Main-belt Asteroid          SPK-ID: 2233031
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1611940258287125 9.6059e-08  
a 3.145222999824051 3.5803e-08 au
q 2.638231842353352 3.1171e-07 au
i 16.54977488787103 9.2416e-06 deg
node 329.684997771045 2.3091e-05 deg
peri 198.2667949784971 2.88e-05 deg
M 280.2455187805713 1.8532e-05 deg
tp 2459451.865317023639
(2021-Aug-25.36531702)
0.00010883 TDB
period 2037.396665918328
5.58
3.4788e-05
9.524e-08
d
yr
n .1766960779027952 3.017e-09 deg/d
Q 3.65221415729475 4.1574e-08 au
  Orbit Determination Parameters
   # obs. used (total)      235  
   data-arc span      7598 days (20.80 yr)  
   first obs. used      1999-02-12  
   last obs. used      2019-12-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63611  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 15:58:35  

Additional Information
 Earth MOID = 1.65116 au 
 Jupiter MOID = 1.379 au 
 T_jup = 3.125 
[ 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 15.6   n/a MPO413117  

233031 (2005 EJ290)          Discovered 2005-Mar-09 by Siding Spring Survey at Siding Spring
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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