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JPL Small-Body Database Browser
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212098 (2005 EL139)
Classification: Main-belt Asteroid          SPK-ID: 2212098
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03073712738744859 4.6982e-08  
a 2.73844184237755 2.2712e-08 au
q 2.654270006625272 1.3082e-07 au
i 3.377594767716505 5.3647e-06 deg
node 52.08266853829657 7.8698e-05 deg
peri 190.555366424084 0.00011597 deg
M 357.4263349785865 8.3225e-05 deg
tp 2458612.333227912315
(2019-May-08.83322791)		 0.00038262 TDB
period 1655.212319003988
4.53		 2.0592e-05
5.638e-08		 d
yr
n .2174947563323039 2.7058e-09 deg/d
Q 2.822613678129828 2.341e-08 au
   Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      7574 days (20.74 yr)  
   first obs. used      1998-11-24  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58883  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:02:58  

Additional Information
 Earth MOID = 1.641 au 
 Jupiter MOID = 2.15653 au 
 T_jup = 3.348 
[ 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 16.2   n/a MPO437019  

212098 (2005 EL139)          Discovered 2005-Mar-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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