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214231 (2005 EA154)
Classification: Main-belt Asteroid          SPK-ID: 2214231
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 .1616003230352951 1.0327e-07  
a 2.404383412940529 2.9266e-08 au
q 2.015834276708635 2.6549e-07 au
i 22.61734896243109 9.9808e-06 deg
node 33.71749749704172 1.6402e-05 deg
peri 222.2283014293755 6.1491e-05 deg
M 307.8612737778285 7.2503e-05 deg
tp 2459197.724983267315
(2020-Dec-14.22498327)
0.00027662 TDB
period 1361.770781926791
3.73
2.4863e-05
6.807e-08
d
yr
n .2643616714192019 4.8266e-09 deg/d
Q 2.792932549172424 3.3995e-08 au
  Orbit Determination Parameters
   # obs. used (total)      407  
   data-arc span      8043 days (22.02 yr)  
   first obs. used      1998-04-22  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55252  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:04:39  

Additional Information
 Earth MOID = 1.04302 au 
 Jupiter MOID = 2.29437 au 
 T_jup = 3.403 
[ 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 15.9   n/a MPO454538  

214231 (2005 EA154)          Discovered 2005-Mar-11 by CSS at Catalina
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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