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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08239548959344624 6.6148e-08  
a 2.248132634239967 2.0256e-08 au
q 2.062896645170761 1.5012e-07 au
i 6.464007316644271 7.2408e-06 deg
node 153.6748247584157 5.2202e-05 deg
peri 24.88080409580245 6.429e-05 deg
M 211.6883144867226 3.6941e-05 deg
tp 2459107.729135361569
(2020-Sep-15.22913536)
0.00012912 TDB
period 1231.20769680564
3.37
1.664e-05
4.556e-08
d
yr
n .292395832915939 3.9519e-09 deg/d
Q 2.433368623309173 2.1925e-08 au
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      4186 days (11.46 yr)  
   first obs. used      2007-02-26  
   last obs. used      2018-08-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58145  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:47:55  

Additional Information
 Earth MOID = 1.06953 au 
 Jupiter MOID = 2.52918 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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