+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   49623 (1999 GB5) Classification: Main-belt Asteroid          SPK-ID: 2049623 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO247735 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1734440 n/a   a 3.0448143 n/a AU q 2.5167095 n/a AU i 12.66923 n/a deg node 111.57494 n/a deg peri 24.52698 n/a deg M 262.74365 n/a deg tp 2456924.7701275 (2014-Sep-24.27012750) n/a JED period 1940.6161747 5.31 n/a n/a d yr n 0.18550809 n/a deg/d Q 3.5729191 n/a AU   Orbit Determination Parameters    # obs. used (total)      703      first obs. used      1997-??-??      last obs. used      2012-12-03      # oppositions      12      planetary ephem.      DE403      condition code      0      fit RMS      0.51      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.179  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 12.8 mag n/a MPO247735   49623 (1999 GB5)          Discovered 1999-Apr-07 by Shimizu, Y., Urata, T. at Nachi-Katsuura (905) Reference: 20021120/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1999 GB5 = 1997 YV8  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-Jun-18 21:03 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin