+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   11541 (1992 SY14) Classification: Main-belt Asteroid          SPK-ID: 2011541 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO233585 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1082544 n/a   a 2.2735909 n/a AU q 2.0274647 n/a AU i 7.71009 n/a deg node 239.34104 n/a deg peri 164.47947 n/a deg M 324.55132 n/a deg tp 2456523.8003955 (2013-Aug-19.30039550) n/a JED period 1252.1804026 3.43 n/a n/a d yr n 0.28749851 n/a deg/d Q 2.5197171 n/a AU   Orbit Determination Parameters    # obs. used (total)      753      first obs. used      1982-??-??      last obs. used      2012-06-23      # oppositions      15      planetary ephem.      DE403      condition code      0      fit RMS      0.57      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.591  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.1 mag n/a PDS3 (MPC 35843)   11541 (1992 SY14)          Discovered 1992-Sep-28 by Ueda, S., Kaneda, H. at Kushiro (399) Reference: 19990928/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1992 SY14 = 1982 WJ = 1982 XG4  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-23 14:05 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin