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117683 (2005 ER233)
Classification: Main-belt Asteroid          SPK-ID: 2117683
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07208918872908418 4.4216e-08  
a 2.567960622280786 1.6281e-08 au
q 2.38283842433233 1.1697e-07 au
i 10.48387564956752 3.9703e-06 deg
node 114.0371313772994 2.8163e-05 deg
peri 249.1854202969057 4.2792e-05 deg
M 61.76970596957486 3.1637e-05 deg
tp 2458742.598421679133
(2019-Sep-16.09842168)
0.00013214 TDB
period 1503.076091073569
4.12
1.4294e-05
3.913e-08
d
yr
n .2395088326785045 2.2777e-09 deg/d
Q 2.753082820229242 1.7455e-08 au
  Orbit Determination Parameters
   # obs. used (total)      624  
   data-arc span      7894 days (21.61 yr)  
   first obs. used      1998-06-17  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57399  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:49:10  

Additional Information
 Earth MOID = 1.40089 au 
 Jupiter MOID = 2.6042 au 
 T_jup = 3.404 
[ 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 MPO439765  

117683 (2005 ER233)          Discovered 2005-Mar-10 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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