+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   6406 (1992 MJ) Classification: Main-belt Asteroid          SPK-ID: 2006406 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO234878 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1774481 n/a   a 2.2757734 n/a AU q 1.8719417 n/a AU i 8.17277 n/a deg node 146.23605 n/a deg peri 205.38457 n/a deg M 314.16218 n/a deg tp 2456560.1663595 (2013-Sep-24.66635950) n/a JED period 1253.9839243 3.43 n/a n/a d yr n 0.28708502 n/a deg/d Q 2.6796051 n/a AU   Orbit Determination Parameters    # obs. used (total)      921      first obs. used      1977-??-??      last obs. used      2012-06-17      # oppositions      17      planetary ephem.      DE403      condition code      0      fit RMS      0.55      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.575  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 12.5 mag n/a PDS3 (MPC 25205)   rotation period rot_per 6.819 h n/a Asteroid Lightcurve DataBase (Rev. 2013-May-01) Published Reference List: [Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Higgins, D.; Goncalves, R.M.D. (2007) Minor Planet Bul. 34, 16-18.] 6406 (1992 MJ)          Discovered 1992-Jun-28 by Holt, H. E. at Palomar (675) Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1992 MJ = 1977 BB = 1978 GY4 = 1979 YN6 = 1991 CT2 = 1991 DQ2 = 1991 ET5 = 1993 XV2  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-24 02:05 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin