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308217 (2005 EB144)
Classification: Main-belt Asteroid          SPK-ID: 2308217
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1142714463897523 2.7967e-07  
a 2.550930858420064 2.6348e-08 au
q 2.259432299588151 7.3247e-07 au
i 2.478865828563722 1.0832e-05 deg
node 17.72382035474919 0.00010767 deg
peri 9.417930171491907 0.00012985 deg
M 47.33129947528029 6.0852e-05 deg
tp 2458804.844353708746
(2019-Nov-17.34435371)
0.00024944 TDB
period 1488.149141175343
4.07
2.3056e-05
6.312e-08
d
yr
n .2419112372807415 3.7479e-09 deg/d
Q 2.842429417251977 2.9359e-08 au
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      5937 days (16.25 yr)  
   first obs. used      2003-10-27  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .567  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:15:52  

Additional Information
 Earth MOID = 1.26379 au 
 Jupiter MOID = 2.59098 au 
 T_jup = 3.430 
[ 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 MPO494636  

308217 (2005 EB144)          Discovered 2005-Mar-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

[ show close-approach data ]
Alternate Designations
 2005 EB144 = 2003 WC36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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