+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   65683 (1990 QW5) Classification: Main-belt Asteroid          SPK-ID: 2065683 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO257294 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1106407 n/a   a 2.6063735 n/a AU q 2.3180025 n/a AU i 14.05074 n/a deg node 333.08590 n/a deg peri 36.87386 n/a deg M 109.50229 n/a deg tp 2455933.0080886 (2012-Jan-06.50808860) n/a JED period 1536.9275665 4.21 n/a n/a d yr n 0.23423355 n/a deg/d Q 2.8947445 n/a AU   Orbit Determination Parameters    # obs. used (total)      650      first obs. used      1990-??-??      last obs. used      2013-03-17      # oppositions      11      planetary ephem.      DE403      condition code      0      fit RMS      0.54      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.361  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 13.8 mag n/a MPO257294   65683 (1990 QW5)          Discovered 1990-Aug-29 by Holt, H. E. at Palomar (675) Reference: 20030910/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1990 QW5 = 2001 FO37  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-23 20:08 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin