+ View the NASA Portal + Near-Earth Object (NEO) Project Search JPL JPL Small-Body Database Browser Search: [ help ]   5103 Divis (1986 RP1) Classification: Main-belt Asteroid          SPK-ID: 2005103 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2455200.5 (2010-Jan-04.0) TDB Reference: MPO47603 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0158273 n/a   a 2.7484113 n/a AU q 2.7049114 n/a AU i 4.88652 n/a deg node 185.80324 n/a deg peri 113.87895 n/a deg M 82.15309 n/a deg tp 2454820.7109606 (2008-Dec-20.21096061) n/a JED period 1664.2594233 4.56 n/a n/a d yr n 0.21631243 n/a deg/d Q 2.7919112 n/a AU   Orbit Determination Parameters    # obs. used (total)      367      first obs. used      1950-??-??      last obs. used      2003-05-29      # oppositions      13      planetary ephem.      DE403      quality code      0      fit RMS      0.64      data source      MPC:mpn      producer      MPC   Additional Information  T_jup = 3.341  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 12.6 mag n/a PDS3 (MPC 28113)   SMASSII spectral type spec_B X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) 5103 Divis (1986 RP1)           Discovered 1986-Sep-04 by Mrkos, A. at Klet Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1986 RP1 = 1977 QT3 = 1977 RD9 = 1985 JR1  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2010-Feb-10 07:15 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin