+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   6301 (1989 BR1) Classification: Main-belt Asteroid          SPK-ID: 2006301 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO256910 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1635002 n/a   a 3.1727034 n/a AU q 2.6539658 n/a AU i 0.49377 n/a deg node 16.15730 n/a deg peri 243.58770 n/a deg M 350.29735 n/a deg tp 2456456.1327480 (2013-Jun-12.63274800) n/a JED period 2064.1566255 5.65 n/a n/a d yr n 0.17440537 n/a deg/d Q 3.6914410 n/a AU   Orbit Determination Parameters    # obs. used (total)      1284      first obs. used      1938-??-??      last obs. used      2013-03-19      # oppositions      24      planetary ephem.      DE403      condition code      0      fit RMS      0.52      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.181  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 11.8 mag n/a PDS3 (MPC 28115)   6301 (1989 BR1)          Discovered 1989-Jan-29 by Vavrova, Z. at Klet Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1989 BR1 = 1938 CJ = 1955 EG = 1968 OV = 1975 VN4 = 1991 PG  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-20 13:20 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin