+ View the NASA Portal + Near-Earth Object (NEO) Project Search JPL JPL Small-Body Database Browser Search: [ help ]   21435 Aharon (1998 FH116) Classification: Main-belt Asteroid          SPK-ID: 2021435 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2455200.5 (2010-Jan-04.0) TDB Reference: MPO77302 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0487024 n/a   a 2.2980601 n/a AU q 2.1861391 n/a AU i 3.55463 n/a deg node 302.63458 n/a deg peri 117.44482 n/a deg M 263.89211 n/a deg tp 2455540.2011766 (2010-Dec-09.70117661) n/a JED period 1272.4493646 3.48 n/a n/a d yr n 0.28291892 n/a deg/d Q 2.4099811 n/a AU   Orbit Determination Parameters    # obs. used (total)      225      first obs. used      1994-??-??      last obs. used      2005-05-23      # oppositions      7      planetary ephem.      DE403      quality code      1      fit RMS      0.58      data source      MPC:mpn      producer      MPC   Additional Information  T_jup = 3.589  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.5 mag n/a PDS3 (MPO 8748)   21435 Aharon           Discovered 1998 Mar. 31 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. Terri Aharon mentored a finalist in the 2005 Intel Science Talent Search, a science competition for high school seniors. She teaches at the Hunter College High School, New York, New York. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20050224/MPCPages.arc Last Updated: 2005-02-28 Alternate Designations  1998 FH116 = 1999 RL118  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2010-Feb-10 07:24 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin