+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   15292 (1991 VD2) Classification: Main-belt Asteroid          SPK-ID: 2015292 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO250363 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1887308 n/a   a 3.0999308 n/a AU q 2.5148784 n/a AU i 3.01881 n/a deg node 103.33171 n/a deg peri 302.97671 n/a deg M 333.44941 n/a deg tp 2456547.5273421 (2013-Sep-12.02734210) n/a JED period 1993.5467783 5.46 n/a n/a d yr n 0.18058267 n/a deg/d Q 3.6849832 n/a AU   Orbit Determination Parameters    # obs. used (total)      809      first obs. used      1985-??-??      last obs. used      2012-11-12      # oppositions      14      planetary ephem.      DE403      condition code      0      fit RMS      0.57      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.192  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 12.7 mag n/a PDS3 (MPO 850)   15292 (1991 VD2)          Discovered 1991-Nov-09 by Ueda, S., Kaneda, H. at Kushiro (399) Reference: 20000621/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1991 VD2 = 1985 RB6  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-23 22:02 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin