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27326 Jimobrien (2000 CC37)
Classification: Main-belt Asteroid          SPK-ID: 2027326
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .167392290835162 3.6205e-08  
a 2.669458216897577 1.1055e-08 au
q 2.222611490682345 9.5507e-08 au
i 6.029766435710991 3.8158e-06 deg
node 164.1215863318317 3.6503e-05 deg
peri 87.13659761162137 3.8449e-05 deg
M 162.3752113433613 1.1063e-05 deg
tp 2458281.960997438843
(2018-Jun-12.46099744)
4.8815e-05 TDB
period 1593.063613478661
4.36
9.8956e-06
2.709e-08
d
yr
n .2259796764888085 1.4037e-09 deg/d
Q 3.11630494311281 1.2905e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1267  
   data-arc span      10820 days (29.62 yr)  
   first obs. used      1991-03-08  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52728  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:23:52  

Additional Information
 Earth MOID = 1.21861 au 
 Jupiter MOID = 1.94914 au 
 T_jup = 3.354 
[ 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 14.5   n/a MPO358885  
diameter diameter 3.967 km 0.145 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.235   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27326 Jimobrien           Discovered 2000 Feb. 2 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
James O'Brien mentored a finalist in the 2011 Intel Science Talent Search, a science competition for high-school seniors. He teaches at the Venture School, San Ramon, California, 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: 20110319/MPCPages.arcLast Updated: 2011-03-23

[ show close-approach data ]
Alternate Designations
 2000 CC37 = 1993 UM4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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