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18907 Kevinclaytor (2000 OW20)
Classification: Main-belt Asteroid          SPK-ID: 2018907
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1367595667884928 5.0306e-08  
a 2.402895004025128 9.27e-09 au
q 2.074276124236418 1.1916e-07 au
i 6.237312821285466 4.7105e-06 deg
node 345.0505446702687 3.5475e-05 deg
peri 32.47116187114872 3.799e-05 deg
M 154.0468294463755 1.3763e-05 deg
tp 2458618.328578959439
(2019-May-14.82857896)
5.0956e-05 TDB
period 1360.506492264799
3.72
7.8729e-06
2.155e-08
d
yr
n .2646073370812936 1.5312e-09 deg/d
Q 2.731513883813838 1.0538e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1650  
   data-arc span      12970 days (35.51 yr)  
   first obs. used      1985-09-18  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54185  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:49:43  

Additional Information
 Earth MOID = 1.07687 au 
 Jupiter MOID = 2.74869 au 
 T_jup = 3.504 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.28   n/a E2021B10  
diameter diameter 3.010 km 0.506 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.282   0.100 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18907 Kevinclaytor           Discovered 2000 July 31 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Kevin E. Claytor (b. 1986) was awarded third place in the 2003 Intel International Science and Engineering Fair for his physics project. He attends the Los Alamos High School, Los Alamos, New Mexico, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040830/MPCPages.arcLast Updated: 2004-09-06

Alternate Designations
 2000 OW20 = 1985 SM = 1998 BN32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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