+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   6265 (1985 TW3) Classification: Main-belt Asteroid          SPK-ID: 2006265 [ 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 .1932123719569586 6.3452e-08   a 2.166005260822282 1.4687e-08 AU q 1.747506246707558 1.4366e-07 AU i 4.114440639372869 5.9691e-06 deg node 45.25258866535189 8.7196e-05 deg peri 281.2315906606366 8.8733e-05 deg M 268.8754001789847 2.0118e-05 deg tp 2456695.227609001254 (2014-Feb-06.72760900) 6.6854e-05 JED period 1164.361099514888 3.19 1.1842e-05 3.242e-08 d yr n .3091824350280923 3.1446e-09 deg/d Q 2.584504274937006 1.7524e-08 AU   Orbit Determination Parameters    # obs. used (total)      1216      data-arc span      12168 days (33.31 yr)      first obs. used      1979-12-25      last obs. used      2013-04-18      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .52801      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 13:20:55   Additional Information  Earth MOID = .741589 AU   T_jup = 3.665  [ 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 13.5 mag n/a PDS3 (MPC 28115)   rotation period rot_per 2.70932 h n/a Asteroid Lightcurve DataBase (Rev. 2013-May-01) Published Reference List: [Higgins, D.; Pravec, P.; Kusnirak, P. (2007) CBET 1015.] [Higgins, D.; Oey, J.; Pravec, P. (2011) Minor Planet Bul. 38, 46-49.] [Pravec, P.; Scheirich, P.; Vokrouhlicky, D.; Harris, A.W.; et al. (2012) Icarus 218, 125-143. See also supplemental on-line material.] [Pravec, P.; Scheirich, P.; Vokrouhlicky, D.; Harris, A.W.; et al. (2012) Icarus 218, 125-143. See also supplemental on-line material.] 6265 (1985 TW3)          Discovered 1985-Oct-11 by Fric & Gilbrech at Palomar (675) Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1985 TW3 = 1953 RK1 = 1969 TZ4 = 1979 YG9 = 1985 VQ1 = 1987 GD1 = 1990 CX  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-23 22:36 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin