+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   79896 Billhaley (1999 BH5) Classification: Main-belt Asteroid          SPK-ID: 2079896 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ 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 .1206145663738801 1.2937e-07   a 2.679491855883783 5.7259e-08 AU q 2.356306107584018 3.6929e-07 AU i 11.88236915279996 1.1108e-05 deg node 277.9118234696842 5.1999e-05 deg peri 229.0225698217203 6.9165e-05 deg M 53.15342136690024 4.854e-05 deg tp 2456163.959335513471 (2012-Aug-24.45933551) 0.00021263 JED period 1602.053772368793 4.39 5.1352e-05 1.406e-07 d yr n .2247115585063696 7.2029e-09 deg/d Q 3.002677604183548 6.4165e-08 AU   Orbit Determination Parameters    # obs. used (total)      256      data-arc span      5201 days (14.24 yr)      first obs. used      1999-01-20      last obs. used      2013-04-17      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .56155      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 17:33:41   Additional Information  Earth MOID = 1.38738 AU   T_jup = 3.336  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.951 mag .48591 1 autocmod 2.5c 79896 Billhaley           Discovered 1999 Jan. 20 at Klet. Michigan-born musician Bill Haley (1925-1981) formed his band "The Comets" in 1952, and they helped launch the rock 'n' roll era with their 1954 recording of Rock Around the Clock. On 2005 July 5, "The Comets" performed at the Jet Propulsion Laboratory in celebration of the successful Deep Impact mission. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20060219/MPCPages.arc Last Updated: 2010-06-03 [ show close-approach data ] Alternate Designations  1999 BH5 = 2002 XR17  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2013-May-19 07:35 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin