+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   15831 (1995 BG3) Classification: Main-belt Asteroid          SPK-ID: 2015831 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO253474 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0828105 n/a   a 2.8601328 n/a AU q 2.6232838 n/a AU i 11.78485 n/a deg node 281.18676 n/a deg peri 277.37319 n/a deg M 209.62216 n/a deg tp 2457138.5046028 (2015-Apr-26.00460280) n/a JED period 1766.7606943 4.84 n/a n/a d yr n 0.20376274 n/a deg/d Q 3.0969818 n/a AU   Orbit Determination Parameters    # obs. used (total)      619      first obs. used      1993-??-??      last obs. used      2013-02-08      # oppositions      14      planetary ephem.      DE403      condition code      0      fit RMS      0.56      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.266  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 13.1 mag n/a PDS3 (MPO 1713)   15831 (1995 BG3)          Discovered 1995-Jan-29 by Shimizu, Y., Urata, T. at Nachi-Katsuura (905) Reference: 20000726/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1995 BG3 = 1987 QB8 = 2000 AS141  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-Jun-18 06:39 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin