+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   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 ] [ show orbit diagram ] 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.arc Last Updated: 2011-03-23 [ hide close-approach data ] Close-Approach Data   ...sorted by Date/Time (TDB) Date/Time (TDB) Time Uncertainty (days_HH:MM) Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified 1976-Aug-12 11:33 < 00:01 Jupiter 1.94456476396699 1.94456441962233 1.94456510831164 2.27721621167305 2.07714814645764 2443002.981041468 0.69444621420029 49.2007462673139 12.5593757924346 79.6765927182309 2584679.59679591 T 24 CATAB v2.0f-lin.ifort 2020-Nov-13 01:23:55 2020-Nov-13 01:23 2059-Jun-29 04:32 < 00:01 Jupiter 1.95664135399495 1.95664091953157 1.95664178845833 2.40637445841145 2.21919934373005 2473273.688940967 0.844758201850503 57.889430785803 11.0387959095795 85.9861118487644 2410706.34439071 T 24 CATAB v2.0f-lin.ifort 2020-Nov-13 01:23:55 2020-Nov-13 01:23 2107-Dec-27 23:24 00:02 Jupiter 1.99476590976412 1.99476541454757 1.99476640498078 2.02696760432709 1.80536773002815 2490986.474834309 1.74431043912334 51.0213159460196 10.697425140855 71.2308505634047 2994021.57840587 T 24 CATAB v2.0f-lin.ifort 2020-Nov-13 01:23:55 2020-Nov-13 01:23 2142-May-17 18:21 00:02 Jupiter 1.98054955979745 1.98054880173554 1.98055031786183 2.57284691967487 2.40087491923527 2503546.264872076 2.33606944810479 144.195307625893 10.492647474177 -89.5767802341296 2540808.10287375 T 24 CATAB v2.0f-lin.ifort 2020-Nov-13 01:23:55 2020-Nov-13 01:23 2190-Nov-14 06:35 00:03 Jupiter 1.97250194555664 1.97250128824419 1.97250260287032 1.98919292154813 1.76013007417475 2521258.774000753 3.26589647768686 101.009826807309 12.696106682312 70.4477842717241 2919042.50535861 T 24 CATAB v2.0f-lin.ifort 2020-Nov-13 01:23:55 2020-Nov-13 01:23 Alternate Designations  2000 CC37 = 1993 UM4  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-20 01:42 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin