+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   176867 Brianlee (2002 TA321) Classification: Main-belt Asteroid          SPK-ID: 2176867 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO257798 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1053859 n/a   a 2.5689143 n/a AU q 2.2981870 n/a AU i 4.81313 n/a deg node 348.77109 n/a deg peri 20.12422 n/a deg M 196.60784 n/a deg tp 2457083.0768739 (2015-Mar-01.57687390) n/a JED period 1503.9134962 4.12 n/a n/a d yr n 0.23937547 n/a deg/d Q 2.8396416 n/a AU   Orbit Determination Parameters    # obs. used (total)      58      first obs. used      2002-??-??      last obs. used      2013-03-05      # oppositions      7      planetary ephem.      DE403      condition code      0      fit RMS      0.34      data source      MPC:mpu      producer      MPCLINUX   Additional Information  T_jup = 3.418   MPC critical-list numbered object  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.8 mag n/a MPO257798   176867 Brianlee           Discovered 2002 Oct. 5 by the Sloan Digital Sky Survey at Apache Point. Brian C. Lee (b. 1968) is an American physicist and Sloan Digital Sky Survey builder, best known for his work with Gamma Ray Bursts. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20130127/MPCPages.arc Last Updated: 2013-01-31 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-26 02:28 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin