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JPL Small-Body Database Browser
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379648 (2011 EA22)
Classification: Main-belt Asteroid          SPK-ID: 2379648
[ 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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04458829047345163 7.1368e-08  
a 2.69339072611863 3.6641e-08 au
q 2.573297038063952 1.9118e-07 au
i 6.430610462959605 8.1383e-06 deg
node 6.434784569859226 6.5445e-05 deg
peri 25.39139970490368 0.00010969 deg
M 66.84077341640291 8.7139e-05 deg
tp 2458300.731197362363
(2018-Jul-01.23119736)		 0.00039016 TDB
period 1614.535012592571
4.42		 3.2946e-05
9.02e-08		 d
yr
n .2229744150434514 4.55e-09 deg/d
Q 2.813484414173308 3.8274e-08 au
   Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      5235 days (14.33 yr)  
   first obs. used      2004-09-07  
   last obs. used      2019-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59394  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:05:12  

Additional Information
 Earth MOID = 1.5783 au 
 Jupiter MOID = 2.37131 au 
 T_jup = 3.360 
[ 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 16.4   n/a MPO418931  

379648 (2011 EA22)          Discovered 2004-Sep-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

Alternate Designations
 2011 EA22 = 2004 RA123 = 2013 SN30 = 2013 TZ8 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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