+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   5362 (1978 CH) Classification: Outer Main-belt Asteroid          SPK-ID: 2005362 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO247416 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0198462 n/a   a 3.3837306 n/a AU q 3.3165764 n/a AU i 6.15457 n/a deg node 136.15442 n/a deg peri 264.80210 n/a deg M 323.66568 n/a deg tp 2456629.9598199 (2013-Dec-03.45981990) n/a JED period 2273.4851011 6.22 n/a n/a d yr n 0.15834720 n/a deg/d Q 3.4508848 n/a AU   Orbit Determination Parameters    # obs. used (total)      1154      first obs. used      1978-??-??      last obs. used      2012-12-07      # oppositions      21      planetary ephem.      DE403      condition code      0      fit RMS      0.54      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.141  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 11.5 mag n/a PDS3 (MPC 28113)   5362 (1978 CH)          Discovered 1978-Feb-02 by Gibson, J. at Palomar (675) Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1978 CH = 1976 YS4 = 1978 EV = 1989 YR8 = 1991 DL1  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-26 03:51 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin