+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   65717 (1993 BX3) Classification: Apollo [NEO, PHA]          SPK-ID: 2065717 [ 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 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2806350671567964 1.5716e-07   a 1.394683929860518 2.2735e-08 AU q 1.003286711541607 2.2857e-07 AU i 2.790407427824407 2.1105e-05 deg node 175.5766055653144 0.00018888 deg peri 289.9531436349 0.00021611 deg M 112.224476441782 0.00016166 deg tp 2456212.958575996102 (2012-Oct-12.45857600) 0.00026567 JED period 601.6059489163908 1.65 1.471e-05 4.027e-08 d yr n .5983983380623644 1.4632e-08 deg/d Q 1.78608114817943 2.9115e-08 AU   Orbit Determination Parameters    # obs. used (total)      57      data-arc span      6570 days (17.99 yr)      first obs. used      1992-10-03      last obs. used      2010-09-29      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .63548      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 15:38:17   Additional Information  Earth MOID = .0475349 AU   T_jup = 4.724  [ 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 20.772 mag .92049 17 autocmod 2.5c rotation period rot_per 20.463 h n/a Asteroid Lightcurve DataBase (Rev. 2013-May-01) Result based on less than full coverage, so that the period may be wrong by 30 percent or so. Published Reference List: [Mottola, S.; De Angelis, G.; Di Martino, M.; Erikson, A.; et al. (1995) Icarus 117, 62-70; Mottola, S.; De Angelis, G.; Di Martino, M.; Erikson, A.; Harris, A.W.; Hahn, G.; Neukum, G.; Pravec, M.; Wolf, M. (1995) Lunar & Planetary Science XXVI, 1003-1004.] 65717 (1993 BX3)          Discovered 1993-Jan-31 by McNaught, R. H. at Siding Spring (413) Reference: 20030910/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2013-May-19 00:54 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin