+ View the NASA Portal + Near-Earth Object (NEO) Project Search JPL JPL Small-Body Database Browser Search: [ help ]   3355 Onizuka (1984 CC1) Classification: Main-belt Asteroid          SPK-ID: 2003355 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2455200.5 (2010-Jan-04.0) TDB Reference: MPO164081 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0664097 n/a   a 2.1865467 n/a AU q 2.0413388 n/a AU i 4.06556 n/a deg node 140.92036 n/a deg peri 300.32295 n/a deg M 72.22611 n/a deg tp 2454963.5655025 (2009-May-12.06550251) n/a JED period 1180.9637694 3.23 n/a n/a d yr n 0.30483577 n/a deg/d Q 2.3317546 n/a AU   Orbit Determination Parameters    # obs. used (total)      701      first obs. used      1952-??-??      last obs. used      2009-10-24      # oppositions      19      planetary ephem.      DE403      quality code      0      fit RMS      0.58      data source      MPC:mpn      producer      MPC   Additional Information  T_jup = 3.670  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 13.6 mag n/a PDS3 (MPC 28110)   3355 Onizuka (1984 CC1)           Discovered 1984-Feb-08 by Bowell, E. at Flagstaff (AM) (688) Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1984 CC1 = 1945 BA = 1979 SM10 = 1981 GD  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2009-Nov-23 20:31 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin