+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   23249 Liaoyenting (2000 WJ179) Classification: Main-belt Asteroid          SPK-ID: 2023249 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO231578 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0495301 n/a   a 2.3315312 n/a AU q 2.2160502 n/a AU i 7.03988 n/a deg node 147.24575 n/a deg peri 359.68181 n/a deg M 100.44186 n/a deg tp 2456037.6956305 (2012-Apr-20.19563050) n/a JED period 1300.3500037 3.56 n/a n/a d yr n 0.27684854 n/a deg/d Q 2.4470122 n/a AU   Orbit Determination Parameters    # obs. used (total)      535      first obs. used      1987-??-??      last obs. used      2012-05-14      # oppositions      12      planetary ephem.      DE403      condition code      0      fit RMS      0.53      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.559  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.5 mag n/a PDS3 (MPO 10254)   23249 Liaoyenting           Discovered 2000 Nov. 26 by the Lincoln Laboratory Near-Earth Asteroid Research Team in Socorro. Liao Yen-Ting (b. 1992) was awarded second place in the 2007 Intel International Science and Engineering Fair for her physics and astronomy project. She attends the Chiayi County Jhongpu Junior High School, Chiayi, Taiwan. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20070828/MPCPages.arc Last Updated: 2007-08-30 Alternate Designations  2000 WJ179 = 1987 BK3 = 1995 NM = 1998 EZ20  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-23 17:15 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin