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266926 (2010 EF128)
Classification: Main-belt Asteroid          SPK-ID: 2266926
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03935227271148745 6.5643e-08  
a 2.845971117372005 2.8519e-08 au
q 2.733975685832166 1.8963e-07 au
i 2.269424519094091 7.5661e-06 deg
node 35.43278394984041 0.00011765 deg
peri 174.6228109620198 0.00013259 deg
M 23.47527354996628 6.0115e-05 deg
tp 2458886.145747285055
(2020-Feb-06.64574728)
0.00029297 TDB
period 1753.655005968578
4.80
2.636e-05
7.217e-08
d
yr
n .2052855315183074 3.0857e-09 deg/d
Q 2.957966548911845 2.9642e-08 au
  Orbit Determination Parameters
   # obs. used (total)      264  
   data-arc span      5961 days (16.32 yr)  
   first obs. used      2003-12-29  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54231  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 15:25:53  

Additional Information
 Earth MOID = 1.72787 au 
 Jupiter MOID = 2.00076 au 
 T_jup = 3.305 
[ 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 MPO433732  

266926 (2010 EF128)          Discovered 2010-Mar-12 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2010 EF128 = 2007 RK190 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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