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JPL Small-Body Database Browser
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266387 (2007 EN131)
Classification: Main-belt Asteroid          SPK-ID: 2266387
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 .06077193027229361 8.255e-08  
a 2.631179471230506 3.272e-08 au
q 2.471277615870995 2.3143e-07 au
i 5.093709185296412 8.5944e-06 deg
node 176.2690025141376 9.0854e-05 deg
peri 283.3842790296903 0.00011496 deg
M 15.29898894934699 6.9061e-05 deg
tp 2458534.250231483286
(2019-Feb-19.75023148)
0.00029889 TDB
period 1558.921098968119
4.27
2.9079e-05
7.961e-08
d
yr
n .2309289419703738 4.3076e-09 deg/d
Q 2.791081326590016 3.4709e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      6709 days (18.37 yr)  
   first obs. used      2000-08-25  
   last obs. used      2019-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66108  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:02:52  

Additional Information
 Earth MOID = 1.49435 au 
 Jupiter MOID = 2.29495 au 
 T_jup = 3.392 
[ 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 17.1   n/a MPO427480  

266387 (2007 EN131)          Discovered 2007-Mar-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

Alternate Designations
 2007 EN131 = 2000 QG239 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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