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305861 (2009 EL24)
Classification: Main-belt Asteroid          SPK-ID: 2305861
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02073676876350724 4.2428e-08  
a 2.783779415479722 2.6043e-08 au
q 2.726052825452307 1.1096e-07 au
i 5.080456694484168 4.4216e-06 deg
node 46.66509361603966 5.1911e-05 deg
peri 204.6086060283555 0.0001397 deg
M 155.9974105904889 0.00012737 deg
tp 2458661.367633477940
(2019-Jun-26.86763348)
0.00060236 TDB
period 1696.487466979001
4.64
2.3806e-05
6.518e-08
d
yr
n .2122031591786915 2.9778e-09 deg/d
Q 2.841506005507136 2.6583e-08 au
  Orbit Determination Parameters
   # obs. used (total)      290  
   data-arc span      6615 days (18.11 yr)  
   first obs. used      2002-11-05  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55761  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:56:46  

Additional Information
 Earth MOID = 1.71307 au 
 Jupiter MOID = 2.13493 au 
 T_jup = 3.326 
[ 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 16.46   n/a MPCxxxxx  

305861 (2009 EL24)          Discovered 2009-Mar-02 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2009 EL24 = 2002 VB138 = 2007 XV22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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