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226322 (2003 EL18)
Classification: Main-belt Asteroid          SPK-ID: 2226322
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1614114856163655 1.1695e-07  
a 2.461506955199874 2.6992e-08 au
q 2.064191460706046 2.7187e-07 au
i 3.190752074918239 6.3677e-06 deg
node 106.8371349816359 0.00015905 deg
peri 89.5980341548333 0.00016191 deg
M 138.7655065201691 3.261e-05 deg
tp 2458456.775312613886
(2018-Dec-04.27531261)
0.00012179 TDB
period 1410.587489410063
3.86
2.3202e-05
6.352e-08
d
yr
n .2552128121812278 4.1978e-09 deg/d
Q 2.858822449693703 3.1349e-08 au
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      8406 days (23.01 yr)  
   first obs. used      1995-01-08  
   last obs. used      2018-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61849  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:27:10  

Additional Information
 Earth MOID = 1.06568 au 
 Jupiter MOID = 2.09989 au 
 T_jup = 3.469 
[ 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 17.3   n/a MPO433483  

226322 (2003 EL18)          Discovered 2003-Mar-06 by LONEOS at Anderson Mesa
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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