+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   7102 Neilbone (1936 NB) Classification: Main-belt Asteroid          SPK-ID: 2007102 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO250279 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.2512708 n/a   a 3.0851530 n/a AU q 2.3099441 n/a AU i 18.65145 n/a deg node 298.23396 n/a deg peri 345.34055 n/a deg M 58.59924 n/a deg tp 2456078.3167347 (2012-May-30.81673470) n/a JED period 1979.3085286 5.42 n/a n/a d yr n 0.18188170 n/a deg/d Q 3.8603619 n/a AU   Orbit Determination Parameters    # obs. used (total)      645      first obs. used      1936-??-??      last obs. used      2012-12-02      # oppositions      19      planetary ephem.      DE403      condition code      0      fit RMS      0.51      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.099  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 12.3 mag n/a PDS3 (MPC 28116)   7102 Neilbone           Discovered 1936 July 12 by C. Jackson at Johannesburg. Neil Bone (b. 1959), a British observer and author of several books, founded the Aurora Section of what is now the Society for Popular Astronomy in 1981 and became director of the British Astronomical Association's Meteor Section in 1992. He also compiles the "Society News" notes for Astronomy Now. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20090209/MPCPages.arc Last Updated: 2009-02-11 Alternate Designations  1936 NB = 1985 OB  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-23 10:12 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin