+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   133009 Watters (2002 TT350) Classification: Main-belt Asteroid          SPK-ID: 2133009 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO248154 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0698238 n/a   a 2.9279981 n/a AU q 2.7235541 n/a AU i 10.77422 n/a deg node 214.38546 n/a deg peri 134.99112 n/a deg M 34.70516 n/a deg tp 2456224.0806761 (2012-Oct-23.58067610) n/a JED period 1830.0148048 5.01 n/a n/a d yr n 0.19671972 n/a deg/d Q 3.1324421 n/a AU   Orbit Determination Parameters    # obs. used (total)      220      first obs. used      2000-??-??      last obs. used      2012-12-11      # oppositions      10      planetary ephem.      DE403      condition code      0      fit RMS      0.59      data source      MPC:mpu      producer      MPCLINUX   Additional Information  T_jup = 3.247  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.0 mag n/a MPO248154   133009 Watters           Discovered 2002 Oct. 10 by the Sloan Digital Sky Survey at the Apache Point Observatory. Shannon P. Watters (b. 1972) is an American astronomer and a significant contributor to the Sloan Digital Sky Survey. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20110517/MPCPages.arc Last Updated: 2011-06-24 Alternate Designations  2002 TT350 = 2005 ER171  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-19 05:57 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin