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JPL Small-Body Database Browser
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390916 (2005 EF188)
Classification: Main-belt Asteroid          SPK-ID: 2390916
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03102451353497752 7.9939e-08  
a 2.771837886619373 3.0664e-08 au
q 2.685842964589187 2.2343e-07 au
i 6.2158465907724 8.0582e-06 deg
node 10.37766494414319 5.8091e-05 deg
peri 341.4956053309762 0.00013685 deg
M 226.0127917279388 0.00012739 deg
tp 2459227.851591876407
(2021-Jan-13.35159188)
0.00059869 TDB
period 1685.583093998979
4.61
2.7971e-05
7.658e-08
d
yr
n .2135759437085444 3.5441e-09 deg/d
Q 2.857832808649559 3.1615e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      9389 days (25.71 yr)  
   first obs. used      1993-10-15  
   last obs. used      2019-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69299  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:07:30  

Additional Information
 Earth MOID = 1.6802 au 
 Jupiter MOID = 2.26654 au 
 T_jup = 3.328 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO476841  

390916 (2005 EF188)          Discovered 2005-Mar-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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