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233030 (2005 EC284)
Classification: Main-belt Asteroid          SPK-ID: 2233030
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0383344350324585 5.9633e-08  
a 3.047533986284845 3.3119e-08 au
q 2.930708492678399 1.8913e-07 au
i 16.72814460900484 5.4673e-06 deg
node 136.0781711244226 2.0678e-05 deg
peri 92.66121470654832 8.3911e-05 deg
M 246.1438547934933 8.4074e-05 deg
tp 2459615.075493334242
(2022-Feb-04.57549333)
0.00045901 TDB
period 1943.216830317238
5.32
3.1677e-05
8.673e-08
d
yr
n .1852598198942259 3.02e-09 deg/d
Q 3.16435947989129 3.4389e-08 au
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      9498 days (26.00 yr)  
   first obs. used      1994-02-13  
   last obs. used      2020-02-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61555  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 01:55:41  

Additional Information
 Earth MOID = 1.97482 au 
 Jupiter MOID = 1.9438 au 
 T_jup = 3.172 
[ 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 15.3   n/a MPO454684  

233030 (2005 EC284)          Discovered 2005-Mar-11 by LONEOS at Anderson Mesa
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2005 EC284 = 2006 KS55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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