+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   22153 Kathbarnhart (2000 WT58) Classification: Main-belt Asteroid          SPK-ID: 2022153 [ 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 27 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1126925812727354 3.2691e-08   a 2.530995438213401 1.0507e-08 au q 2.245771029091615 8.6266e-08 au i 1.64566835264699 3.6061e-06 deg node 161.7402854041985 0.00014909 deg peri .199639236959548 0.00015044 deg M 288.3395974755655 2.21e-05 deg tp 2459493.260319885881 (2021-Oct-05.76031989) 9.0759e-05 TDB period 1470.738531268791 4.03 9.1581e-06 2.507e-08 d yr n .2447749836875707 1.5242e-09 deg/d Q 2.816219847335188 1.1691e-08 au   Orbit Determination Parameters    # obs. used (total)      1019      data-arc span      10748 days (29.43 yr)      first obs. used      1991-09-10      last obs. used      2021-02-12      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .53913      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 04:01:39   Additional Information  Earth MOID = 1.25361 au   Jupiter MOID = 2.15815 au   T_jup = 3.441  [ 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 15.1   n/a MPO492982   diameter diameter 2.140 km 0.200 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.243   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   22153 Kathbarnhart           Discovered 2000 Nov. 21 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. Kathy Barnhart mentored a finalist in the 2005 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition. She teaches at the Bishop Flaget School, Chillicothe, Ohio. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20051019/MPCPages.arc Last Updated: 2005-10-26 Alternate Designations  2000 WT58 = 1998 KC41 = 1999 RT5  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-20 05:15 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin