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259289 (2003 ED31)
Classification: Main-belt Asteroid          SPK-ID: 2259289
[ 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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2461715684782104 1.0206e-07  
a 2.722005391195305 2.5018e-08 au
q 2.051925054638612 2.7635e-07 au
i 3.567370364734532 1.3981e-05 deg
node 342.501739099834 0.00010037 deg
peri 226.493750707065 0.00010353 deg
M 276.5795850723651 2.3627e-05 deg
tp 2459380.603390337036
(2021-Jun-15.10339034)		 0.0001103 TDB
period 1640.332532990106
4.49		 2.2614e-05
6.191e-08		 d
yr
n .2194676949702194 3.0257e-09 deg/d
Q 3.392085727751998 3.1177e-08 au
   Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      9399 days (25.73 yr)  
   first obs. used      1994-03-10  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67012  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 17:08:28  

Additional Information
 Earth MOID = 1.04913 au 
 Jupiter MOID = 1.59221 au 
 T_jup = 3.311 
[ 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 16.8   n/a MPO268274  

259289 (2003 ED31)          Discovered 2003-Mar-06 by NEAT at Palomar
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

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[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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