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266381 (2007 EF115)
Classification: Main-belt Asteroid          SPK-ID: 2266381
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1093150201310762 4.3197e-08  
a 2.942165747718566 3.6705e-08 au
q 2.620542839777749 1.348e-07 au
i 6.948585515851372 5.4793e-06 deg
node 55.87536480433081 6.2356e-05 deg
peri 12.32889008663136 7.3105e-05 deg
M 343.3367102723764 3.7366e-05 deg
tp 2459085.821282406614
(2020-Aug-24.32128241)
0.00019152 TDB
period 1843.313185358713
5.05
3.4494e-05
9.444e-08
d
yr
n .1953005071842651 3.6547e-09 deg/d
Q 3.263788655659384 4.0717e-08 au
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      6360 days (17.41 yr)  
   first obs. used      2002-04-09  
   last obs. used      2019-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58346  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:31  

Additional Information
 Earth MOID = 1.63492 au 
 Jupiter MOID = 2.03011 au 
 T_jup = 3.252 
[ 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 15.9   n/a MPO494439  

266381 (2007 EF115)          Discovered 2007-Mar-13 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

Alternate Designations
 2007 EF115 = 2006 AY31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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