+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   179678 Rietmeijer (2002 QS66) Classification: Main-belt Asteroid          SPK-ID: 2179678 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO229821 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1671673 n/a   a 2.4350214 n/a AU q 2.0279654 n/a AU i 6.74387 n/a deg node 138.88678 n/a deg peri 273.74432 n/a deg M 224.63303 n/a deg tp 2456922.3705552 (2014-Sep-21.87055520) n/a JED period 1387.8821389 3.80 n/a n/a d yr n 0.25938802 n/a deg/d Q 2.8420774 n/a AU   Orbit Determination Parameters    # obs. used (total)      100      first obs. used      2002-??-??      last obs. used      2012-04-12      # oppositions      6      planetary ephem.      DE403      condition code      0      fit RMS      0.44      data source      MPC:mpu      producer      MPCLINUX   Additional Information  T_jup = 3.476  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 17.3 mag n/a MPO229821   179678 Rietmeijer           Discovered 2002 Aug. 26 by NEAT at Palomar. Frans J.M. Rietmeijer (b. 1949) is a Dutch-born planetary geologist specializing on interplanetary dust particles. He is a research professor at the University of New Mexico. The name was suggested by M. Langbroek. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20081113/MPCPages.arc Last Updated: 2008-11-17 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-26 05:32 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin