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JPL Small-Body Database Browser
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268999 (2007 EL109)
Classification: Main-belt Asteroid          SPK-ID: 2268999
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07099690767526735 1.2605e-07  
a 2.57408234044409 2.6776e-08 au
q 2.391330454171045 3.3426e-07 au
i 9.553814996309757 8.2796e-06 deg
node 28.68297451410644 3.5762e-05 deg
peri 146.4331250791788 5.6815e-05 deg
M 348.1129518930293 4.1388e-05 deg
tp 2458650.308515607137
(2019-Jun-15.80851561)
0.00017361 TDB
period 1508.454029731251
4.13
2.3537e-05
6.444e-08
d
yr
n .2386549360500819 3.7238e-09 deg/d
Q 2.756834226717136 2.8677e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      5823 days (15.94 yr)  
   first obs. used      2003-04-25  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59638  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:05:32  

Additional Information
 Earth MOID = 1.39998 au 
 Jupiter MOID = 2.20912 au 
 T_jup = 3.405 
[ 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 16.6   n/a MPO427490  

268999 (2007 EL109)          Discovered 2007-Mar-11 by Spacewatch at Kitt Peak
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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