+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   7408 Yoshihide (1989 SB) Classification: Main-belt Asteroid          SPK-ID: 2007408 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO236436 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.2203982 n/a   a 2.2296387 n/a AU q 1.7382303 n/a AU i 3.18184 n/a deg node 348.67547 n/a deg peri 330.74025 n/a deg M 55.08917 n/a deg tp 2456214.4139158 (2012-Oct-13.91391580) n/a JED period 1216.0464627 3.33 n/a n/a d yr n 0.29604132 n/a deg/d Q 2.7210471 n/a AU   Orbit Determination Parameters    # obs. used (total)      1009      first obs. used      1949-??-??      last obs. used      2012-08-21      # oppositions      18      planetary ephem.      DE403      condition code      0      fit RMS      0.52      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.609  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.2 mag n/a PDS3 (MPC 28828)   7408 Yoshihide           Discovered 1989 Sept. 23 by Y. Mizuno and T. Furuta at Kani. Yoshihide Hayashi (b. 1959), an amateur astronomer, works as a curator at a science museum. He contributes himself as a volunteer to the educational organization Fukorounokai and serves to popularize astronomy among the citizens. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20090209/MPCPages.arc Last Updated: 2009-02-11 Alternate Designations  1989 SB = 1949 SM1 = 1979 SZ5 = 1979 UW2  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-26 07:03 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin