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180562 (2004 EC66)
Classification: Main-belt Asteroid          SPK-ID: 2180562
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1456147837424031 8.9675e-08  
a 2.612716776700321 2.6592e-08 au
q 2.232266588280956 2.3043e-07 au
i 4.354991970293096 8.4809e-06 deg
node 335.7894278277683 0.00011749 deg
peri 258.3920086580882 0.00012084 deg
M 299.9554217828519 2.5648e-05 deg
tp 2459457.781302381902
(2021-Aug-31.28130238)
0.00010939 TDB
period 1542.541751605365
4.22
2.355e-05
6.448e-08
d
yr
n .233381041145459 3.563e-09 deg/d
Q 2.993166965119687 3.0464e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      6692 days (18.32 yr)  
   first obs. used      2001-08-21  
   last obs. used      2019-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61159  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:04:34  

Additional Information
 Earth MOID = 1.22488 au 
 Jupiter MOID = 2.02934 au 
 T_jup = 3.390 
[ 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 17.2   n/a MPO459825  

180562 (2004 EC66)          Discovered 2004-Mar-14 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2004 EC66 = 2001 QQ143 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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