+ View the NASA Portal + Near-Earth Object (NEO) Project Search JPL JPL Small-Body Database Browser Search: [ help ]   142014 Neirinck (2002 PA168) Classification: Main-belt Asteroid          SPK-ID: 2142014 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2455200.5 (2010-Jan-04.0) TDB Reference: MPO106469 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0370381 n/a   a 2.4236488 n/a AU q 2.3338815 n/a AU i 3.73999 n/a deg node 352.21833 n/a deg peri 320.05645 n/a deg M 358.17774 n/a deg tp 2455207.4760695 (2010-Jan-10.97606951) n/a JED period 1378.1705292 3.77 n/a n/a d yr n 0.26121586 n/a deg/d Q 2.5134161 n/a AU   Orbit Determination Parameters    # obs. used (total)      46      first obs. used      2002-??-??      last obs. used      2006-10-20      # oppositions      4      planetary ephem.      DE403      quality code      1      fit RMS      0.54      data source      MPC:mpu      producer      MPC   Additional Information  T_jup = 3.508  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.9 mag n/a MPO106469   142014 Neirinck           Discovered 2002 Aug. 8 by NEAT at Palomar. French-born Pierre Neirinck (b. 1926) headed the Satellite Orbits Group at Appleton Laboratory in the U.K. during the 1970s. Now retired, he still coordinates the international amateur satellite observations. 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 ] 2010-Feb-10 07:00 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin