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447717 (2007 EL146)
Classification: Main-belt Asteroid          SPK-ID: 2447717
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08217235001665346 6.3827e-08  
a 2.248258138353373 1.9949e-08 au
q 2.06351348368081 1.4585e-07 au
i 6.464280273364697 7.0534e-06 deg
node 153.66555397135 5.145e-05 deg
peri 24.8488165312616 6.3694e-05 deg
M 328.6583050111294 3.7655e-05 deg
tp 2459107.698242985220
(2020-Sep-15.19824299)
0.0001294 TDB
period 1231.310798231649
3.37
1.6389e-05
4.487e-08
d
yr
n .2923713497169158 3.8914e-09 deg/d
Q 2.433002793025935 2.1589e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      4736 days (12.97 yr)  
   first obs. used      2007-02-26  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54018  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:48:05  

Additional Information
 Earth MOID = 1.06971 au 
 Jupiter MOID = 2.52819 au 
 T_jup = 3.616 
[ 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 17.9   n/a MPO456121  

447717 (2007 EL146)          Discovered 2007-Feb-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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