+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   136617 (1994 CC) Classification: Apollo [NEO, PHA]          SPK-ID: 2136617 [ 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 129 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .4173307708929061 1.3229e-08   a 1.637677852328851 9.6637e-09 AU q .9542244917422126 1.8799e-08 AU i 4.684572728613766 2.6303e-06 deg node 268.6064882235781 1.0697e-05 deg peri 24.74360902064143 9.8345e-06 deg M 288.7721357329488 6.26e-06 deg tp 2456551.956725157855 (2013-Sep-16.45672516) 1.4613e-05 JED period 765.4928533642661 2.10 6.7756e-06 1.855e-08 d yr n .4702852527203034 4.1626e-09 deg/d Q 2.321131212915489 1.3697e-08 AU   Orbit Determination Parameters    # obs. used (total)      596      # delay obs. used      13      # Doppler obs. used      14      data-arc span      8946 days (24.49 yr)      first obs. used      1988-09-14      last obs. used      2013-03-13      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .48726      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 15:38:42   Additional Information  Earth MOID = .0163057 AU   T_jup = 4.194  [ 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 17.621 mag .44931 129 autocmod 2.5c rotation period rot_per 2.38860 h n/a Asteroid Lightcurve DataBase (Rev. 2013-May-01) Published Reference List: [Brozovic, M.; Benner, L.A.M.; Nolan, M.C.; Howell, E.S.; et al. (2009) IAUC 9053.] [Brozovic, M.; Benner, L.A.M.; Taylor, P.; Nolan, M.C.; et al. (2011) Icarus 216, 241-256.] 136617 (1994 CC)          Discovered 1994-Feb-03 by Spacewatch at Kitt Peak (691) Reference: 20061205/Numbers.arc Last Updated: 2006-12-13 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2013-May-19 14:52 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin