+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   10645 Brac (1999 ES4) Classification: Main-belt Asteroid          SPK-ID: 2010645 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO233579 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1810661 n/a   a 2.6588992 n/a AU q 2.1774627 n/a AU i 12.53021 n/a deg node 351.62958 n/a deg peri 44.29671 n/a deg M 222.03734 n/a deg tp 2457007.3904581 (2014-Dec-15.89045810) n/a JED period 1583.6209952 4.34 n/a n/a d yr n 0.22732712 n/a deg/d Q 3.1403357 n/a AU   Orbit Determination Parameters    # obs. used (total)      787      first obs. used      1962-??-??      last obs. used      2012-06-24      # oppositions      16      planetary ephem.      DE403      condition code      0      fit RMS      0.54      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.330  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 12.5 mag n/a PDS3 (MPC 34474)   10645 Brac           Discovered 1999 Mar. 14 by K. Korlevic at Visnjan. Brac is an island in the central part of the Adriatic sea and home of the Pustinja Blaca Hermitage Observatory. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20051215/MPCPages.arc Last Updated: 2006-03-22 Alternate Designations  1999 ES4 = 1962 TN = 1968 BF = 1975 TJ1 = 1980 YK = 1986 EH5 = 1988 SX4  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-24 08:51 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin