+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   7482 (1994 PC1) Classification: Apollo [NEO, PHA]          SPK-ID: 2007482 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: JPL 80 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .3282548065394896 4.32e-08   a 1.346283558119044 3.0039e-09 AU q .9043595092013816 5.6898e-08 AU i 33.48809161863515 1.2751e-05 deg node 117.9017089857197 2.3462e-06 deg peri 47.60709102335298 1.2637e-05 deg M 117.9230667976597 1.6163e-05 deg tp 2456213.604216210255 (2012-Oct-13.10421621) 2.5032e-05 JED period 570.5625200517885 1.56 1.9096e-06 5.228e-09 d yr n .6309562709575171 2.1118e-09 deg/d Q 1.788207607036707 3.99e-09 AU   Orbit Determination Parameters    # obs. used (total)      509      # delay obs. used      2      # Doppler obs. used      0      data-arc span      13462 days (36.86 yr)      first obs. used      1974-09-22      last obs. used      2011-08-01      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .58692      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 15:37:48   Additional Information  Earth MOID = .000673319 AU   T_jup = 4.666  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.8 mag n/a PDS3 (MPC 29085)   rotation period rot_per 2.5999 h n/a Asteroid Lightcurve DataBase (Rev. 2013-May-01) Published Reference List: [Pravec, P.; Wolf, M.; Sarounova, L. (1998) Icarus 136, 124-153.] SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) 7482 (1994 PC1)          Discovered 1994-Aug-09 by McNaught, R. H. at Siding Spring (413) Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2013-May-24 03:28 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin