+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   30880 (1992 PC2) Classification: Main-belt Asteroid          SPK-ID: 2030880 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO250509 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.0944016 n/a   a 2.5179356 n/a AU q 2.2802385 n/a AU i 7.27120 n/a deg node 217.64994 n/a deg peri 81.83348 n/a deg M 80.24062 n/a deg tp 2456075.2201719 (2012-May-27.72017190) n/a JED period 1459.3698068 4.00 n/a n/a d yr n 0.24668182 n/a deg/d Q 2.7556327 n/a AU   Orbit Determination Parameters    # obs. used (total)      763      first obs. used      1992-??-??      last obs. used      2012-12-13      # oppositions      13      planetary ephem.      DE403      condition code      0      fit RMS      0.57      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.440  [ 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 PDS3 (MPO 18569)   30880 (1992 PC2)          Discovered 1992-Aug-02 by Holt, H. E. at Palomar (675) Reference: 20011130/Numbers.arc Last Updated: 2004-04-19 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-Jun-18 21:52 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin