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JPL Small-Body Database Browser
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266371 (2007 EP78)
Classification: Main-belt Asteroid          SPK-ID: 2266371
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05180153733318187 5.9497e-08  
a 2.651080586754862 2.7437e-08 au
q 2.513750536766807 1.6576e-07 au
i 3.153333213729456 6.2124e-06 deg
node 163.1141918466864 0.00010584 deg
peri 318.6624962457048 0.00012051 deg
M 346.0867876376352 5.8997e-05 deg
tp 2458661.433725853679
(2019-Jun-26.93372585)
0.00025875 TDB
period 1576.64101833604
4.32
2.4476e-05
6.701e-08
d
yr
n .2283335241270951 3.5447e-09 deg/d
Q 2.788410636742918 2.8859e-08 au
  Orbit Determination Parameters
   # obs. used (total)      220  
   data-arc span      4814 days (13.18 yr)  
   first obs. used      2005-11-01  
   last obs. used      2019-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63194  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:01:15  

Additional Information
 Earth MOID = 1.53074 au 
 Jupiter MOID = 2.23534 au 
 T_jup = 3.386 
[ 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 MPO427480  

266371 (2007 EP78)          Discovered 2007-Mar-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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