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JPL Small-Body Database Browser
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379656 (2011 EN39)
Classification: Main-belt Asteroid          SPK-ID: 2379656
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .112706593845323 5.7624e-08  
a 3.174031614422581 4.4291e-08 au
q 2.81629732240364 1.816e-07 au
i 16.33703205768325 8.425e-06 deg
node 177.6996219838362 2.1613e-05 deg
peri 105.2670182806012 4.1369e-05 deg
M 80.40425668306052 3.4843e-05 deg
tp 2458139.191093426722
(2018-Jan-20.69109343)
0.00020073 TDB
period 2065.452915272928
5.65
4.3232e-05
1.184e-07
d
yr
n .1742959122127603 3.6482e-09 deg/d
Q 3.531765906441522 4.9283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      136  
   data-arc span      8941 days (24.48 yr)  
   first obs. used      1994-04-10  
   last obs. used      2018-10-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61965  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:59:05  

Additional Information
 Earth MOID = 1.85537 au 
 Jupiter MOID = 1.79986 au 
 T_jup = 3.129 
[ 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 15.9   n/a MPO413414  

379656 (2011 EN39)          Discovered 2005-Mar-13 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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