+ View the NASA Portal + Near-Earth Object (NEO) Project Search JPL JPL Small-Body Database Browser Search: [ help ]   21411 Abifraeman (1998 FY66) Classification: Main-belt Asteroid          SPK-ID: 2021411 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2455200.5 (2010-Jan-04.0) TDB Reference: MPO148749 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0617223 n/a   a 2.4461276 n/a AU q 2.2951470 n/a AU i 7.93355 n/a deg node 169.30859 n/a deg peri 216.75692 n/a deg M 191.96146 n/a deg tp 2455852.7640969 (2011-Oct-18.26409690) n/a JED period 1397.3882116 3.83 n/a n/a d yr n 0.25762347 n/a deg/d Q 2.5971082 n/a AU   Orbit Determination Parameters    # obs. used (total)      594      first obs. used      1994-??-??      last obs. used      2008-11-30      # oppositions      10      planetary ephem.      DE403      quality code      0      fit RMS      0.56      data source      MPC:mpn      producer      MPC   Additional Information  T_jup = 3.483  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.1 mag n/a PDS3 (MPO 8739)   21411 Abifraeman           Discovered 1998 Mar. 20 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. Abigail Ann Fraeman (b. 1987) is a finalist in the 2005 Intel Science Talent Search, a science competition for high school seniors, for her materials science project. She attends the Montgomery Blair High School, Silver Spring, Maryland. 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 FY66 = 1979 HM3 = 1994 GG10  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2010-Feb-10 07:08 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin