+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   8188 Okegaya (1992 YE3) Classification: Main-belt Asteroid          SPK-ID: 2008188 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO244256 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1337275 n/a   a 3.1568347 n/a AU q 2.7346791 n/a AU i 12.13023 n/a deg node 104.89801 n/a deg peri 55.51019 n/a deg M 166.43542 n/a deg tp 2455453.3485124 (2010-Sep-13.84851240) n/a JED period 2048.6897292 5.61 n/a n/a d yr n 0.17572207 n/a deg/d Q 3.5789903 n/a AU   Orbit Determination Parameters    # obs. used (total)      758      first obs. used      1992-??-??      last obs. used      2012-11-11      # oppositions      15      planetary ephem.      DE403      condition code      0      fit RMS      0.53      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.158  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 12.2 mag n/a PDS3 (MPC 31084)   8188 Okegaya           Discovered 1992 Dec. 18 by Y. Mizuno and T. Furuta at Kani. Okegaya Marsh is located in the western part of Shizuoka prefecture. Many species of plants, birds and insects, including the endangered species of dragonfly, Bekkoutonbo (Libellula angelina), inhabit the Okegaya Marsh. 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  1992 YE3 = 1983 GS2 = 1994 EY1  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-25 07:57 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin