+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   10986 Govert (4313 T-3) Classification: Main-belt Asteroid          SPK-ID: 2010986 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: JPL 1 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1261776852898073 5.9678e-08   a 2.227685540009275 1.2151e-08 AU q 1.946601335017331 1.3443e-07 AU i 2.953479538218427 6.2249e-06 deg node 116.7220051235291 0.00014409 deg peri 303.7382817091267 0.00014772 deg M 215.2332414034308 3.2401e-05 deg tp 2456888.866207481654 (2014-Aug-19.36620748) 0.00011061 JED period 1214.448927349003 3.32 9.936e-06 2.72e-08 d yr n .2964307447541965 2.4252e-09 deg/d Q 2.50876974500122 1.3684e-08 AU   Orbit Determination Parameters    # obs. used (total)      871      data-arc span      12981 days (35.54 yr)      first obs. used      1977-10-07      last obs. used      2013-04-22      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .53014      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 13:42:32   Additional Information  Earth MOID = .960402 AU   T_jup = 3.632  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.5 mag n/a PDS3 (MPC 34819)   10986 Govert           Discovered 1977 Oct. 16 by C. J. van Houten and I. van Houten-Groeneveld at Leiden on Palomar Schmidt plates taken by T. Gehrels. Govert Schilling (b. 1956) is a Dutch amateur astronomer and science writer. He has been popularizing astronomy since the early 1970s, later as editor of the Dutch astronomical magazine Zenit and as leader of the Amsterdam planetarium. The name was suggested by C. E. Koppeschaar. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20070926/MPCPages.arc Last Updated: 2007-09-30 Alternate Designations  4313 T-3 = 1982 DE4 = 1987 UY7 = 1992 EY25  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-23 06:20 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin