+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   23070 Koussa (1999 XV64) Classification: Main-belt Asteroid          SPK-ID: 2023070 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO231577 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1135567 n/a   a 3.1373486 n/a AU q 2.7810816 n/a AU i 5.96777 n/a deg node 75.05181 n/a deg peri 76.11922 n/a deg M 76.62486 n/a deg tp 2455968.4740814 (2012-Feb-10.97408140) n/a JED period 2029.7502753 5.56 n/a n/a d yr n 0.17736172 n/a deg/d Q 3.4936156 n/a AU   Orbit Determination Parameters    # obs. used (total)      531      first obs. used      1996-??-??      last obs. used      2012-05-21      # oppositions      12      planetary ephem.      DE403      condition code      0      fit RMS      0.58      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.193  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.2 mag n/a PDS3 (MPO 10201)   23070 Koussa           Discovered 1999 Dec. 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team in Socorro. Mounir Ahmad Koussa (b. 1989) was awarded first place in the 2007 Intel International Science and Engineering Fair for his behavioral and social sciences project. He attends the Tucson High Magnet School, Tucson, Arizona, U.S.A. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20070828/MPCPages.arc Last Updated: 2007-08-30 Alternate Designations  1999 XV64 = 1996 HX22 = 1998 SP151  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-25 00:37 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin