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227873 (2007 EW10)
Classification: Main-belt Asteroid          SPK-ID: 2227873
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1733890792501885 6.6531e-08  
a 2.62654825634524 2.7302e-08 au
q 2.171133472571351 1.8547e-07 au
i 3.891897510381779 6.8912e-06 deg
node 183.1962235599904 6.09e-05 deg
peri 153.9018724592032 6.2153e-05 deg
M 265.0278662410734 1.4734e-05 deg
tp 2459610.675955125690
(2022-Jan-31.17595513)
6.7171e-05 TDB
period 1554.807057616196
4.26
2.4243e-05
6.637e-08
d
yr
n .2315399832001958 3.6102e-09 deg/d
Q 3.081963040119129 3.2036e-08 au
  Orbit Determination Parameters
   # obs. used (total)      333  
   data-arc span      9591 days (26.26 yr)  
   first obs. used      1994-02-11  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56472  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:24:14  

Additional Information
 Earth MOID = 1.16089 au 
 Jupiter MOID = 2.3104 au 
 T_jup = 3.377 
[ 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 16.21   n/a E2021B55  

227873 (2007 EW10)          Discovered 2007-Mar-09 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2007 EW10 = 2005 WF184 = 2009 TL33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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