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379668 (2011 EQ78)
Classification: Main-belt Asteroid          SPK-ID: 2379668
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1122906289601956 1.4454e-07  
a 2.567663220777584 3.0377e-08 au
q 2.279338702758507 3.901e-07 au
i 9.502941392987681 1.0069e-05 deg
node 167.2861176329278 2.6594e-05 deg
peri 315.1954785866756 9.8319e-05 deg
M 128.1216846844462 7.8337e-05 deg
tp 2458465.657811551085
(2018-Dec-13.15781155)
0.00033253 TDB
period 1502.81498651714
4.11
2.6669e-05
7.302e-08
d
yr
n .2395504458165677 4.2511e-09 deg/d
Q 2.855987738796661 3.3789e-08 au
  Orbit Determination Parameters
   # obs. used (total)      245  
   data-arc span      5862 days (16.05 yr)  
   first obs. used      2003-04-10  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57788  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:12:47  

Additional Information
 Earth MOID = 1.30483 au 
 Jupiter MOID = 2.21036 au 
 T_jup = 3.403 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO427887  

379668 (2011 EQ78)          Discovered 2007-Feb-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2011 EQ78 = 2007 EQ24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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