+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   43771 (1988 TJ) Classification: Main-belt Asteroid          SPK-ID: 2043771 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO236594 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1416342 n/a   a 2.3243660 n/a AU q 1.9951563 n/a AU i 5.69265 n/a deg node 354.42516 n/a deg peri 40.77582 n/a deg M 317.57875 n/a deg tp 2456553.0232926 (2013-Sep-17.52329260) n/a JED period 1294.3603819 3.54 n/a n/a d yr n 0.27812965 n/a deg/d Q 2.6535757 n/a AU   Orbit Determination Parameters    # obs. used (total)      476      first obs. used      1988-??-??      last obs. used      2012-08-17      # oppositions      12      planetary ephem.      DE403      condition code      0      fit RMS      0.61      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.555  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.7 mag n/a MPO236594   43771 (1988 TJ)          Discovered 1988-Oct-03 by Ueda, S., Kaneda, H. at Kushiro (399) Reference: 20020822/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1988 TJ = 1995 SG3  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-Jun-20 05:58 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin