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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1079697888318919 5.7086e-08  
a 2.490982272912552 2.8541e-08 au
q 2.222031442922197 1.5256e-07 au
i 6.096179864575784 5.3256e-06 deg
node 70.82983998850148 5.2122e-05 deg
peri 101.7842795698517 5.6915e-05 deg
M 301.039125105135 2.4679e-05 deg
tp 2459235.688347498574
(2021-Jan-21.18834750)
9.9863e-05 TDB
period 1435.999809203313
3.93
2.468e-05
6.757e-08
d
yr
n .2506964121393069 4.3086e-09 deg/d
Q 2.759933102902906 3.1623e-08 au
  Orbit Determination Parameters
   # obs. used (total)      218  
   data-arc span      5944 days (16.27 yr)  
   first obs. used      2003-10-20  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61635  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:42:50  

Additional Information
 Earth MOID = 1.23651 au 
 Jupiter MOID = 2.2212 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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