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65231 (2002 ED74)
Classification: Main-belt Asteroid          SPK-ID: 2065231
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1311868675364354 3.3313e-08  
a 2.353374547234485 1.0201e-08 au
q 2.044642712242816 7.9433e-08 au
i 2.095592591253607 4.2815e-06 deg
node 289.1595720044721 0.00010601 deg
peri 317.6795626816456 0.00010742 deg
M 328.5756378890406 1.842e-05 deg
tp 2459115.606268386164
(2020-Sep-23.10626839)
6.764e-05 TDB
period 1318.666596085571
3.61
8.5739e-06
2.347e-08
d
yr
n .2730030479794142 1.7751e-09 deg/d
Q 2.662106382226154 1.1539e-08 au
  Orbit Determination Parameters
   # obs. used (total)      758  
   data-arc span      10544 days (28.87 yr)  
   first obs. used      1991-03-18  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5786  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:36:31  

Additional Information
 Earth MOID = 1.03156 au 
 Jupiter MOID = 2.36201 au 
 T_jup = 3.544 
[ 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 16.1   n/a MPO365999  
diameter diameter 3.756 km 0.074 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.066   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65231 (2002 ED74)          Discovered 2002-Mar-13 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 ED74 = 2000 WV103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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