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JPL Small-Body Database Browser
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97631 Kentrobinson (2000 ED144)
Classification: Main-belt Asteroid          SPK-ID: 2097631
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05058736958877016 4.757e-08  
a 3.1192660856392 3.4468e-08 au
q 2.961470619319253 1.5537e-07 au
i 9.054300874236656 5.5634e-06 deg
node 41.95685283076263 3.1328e-05 deg
peri 215.4154616881135 6.0573e-05 deg
M 74.85975669108649 5.171e-05 deg
tp 2458182.069847792758
(2018-Mar-04.56984779)
0.00028938 TDB
period 2012.227416343486
5.51
3.3353e-05
9.132e-08
d
yr
n .1789062195833576 2.9654e-09 deg/d
Q 3.277061551959147 3.6211e-08 au
  Orbit Determination Parameters
   # obs. used (total)      540  
   data-arc span      8481 days (23.22 yr)  
   first obs. used      1995-04-02  
   last obs. used      2018-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6128  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 03:48:28  

Additional Information
 Earth MOID = 1.95235 au 
 Jupiter MOID = 1.73937 au 
 T_jup = 3.195 
[ 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 14.6   n/a MPO453426  
diameter diameter 7.077 km 0.232 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97631 Kentrobinson           Discovered 2000 Mar. 3 by L. H. Wasserman at the Anderson Mesa Station of the Lowell Observatory.
Ernest Kent Robinson (b. 1939), Advisory Board member at Lowell Observatory, enthusiastically spearheaded the capital campaign for a collection center and library to protect, preserve and make available the historic archives of that institution.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-05-14Last Updated: 2014-05-15

[ show close-approach data ]
Alternate Designations
 2000 ED144 = 2003 UQ23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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