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JPL Small-Body Database Browser
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359237 (2009 EA20)
Classification: Main-belt Asteroid          SPK-ID: 2359237
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 .1082225677740347 7.5511e-08  
a 2.490396609810978 3.6398e-08 au
q 2.220879493921483 1.8398e-07 au
i 6.09672104820234 5.3756e-06 deg
node 70.82871001984672 7.2604e-05 deg
peri 101.881327650394 7.6328e-05 deg
M 200.6643030298731 2.422e-05 deg
tp 2459235.848172707928
(2021-Jan-21.34817271)
9.9645e-05 TDB
period 1435.493404957062
3.93
3.1471e-05
8.616e-08
d
yr
n .2507848512273509 5.498e-09 deg/d
Q 2.759913725700473 4.0337e-08 au
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      5406 days (14.80 yr)  
   first obs. used      2003-10-20  
   last obs. used      2018-08-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64999  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:03:26  

Additional Information
 Earth MOID = 1.23578 au 
 Jupiter MOID = 2.22251 au 
 T_jup = 3.457 
[ 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 16.8   n/a MPO455592  

359237 (2009 EA20)          Discovered 2009-Mar-03 by CSS at Catalina
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

Alternate Designations
 2009 EA20 = 2011 SH85 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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