+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   1133 Lugduna (1929 RC1) Classification: Main-belt Asteroid          SPK-ID: 2001133 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: JPL 1 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .186868680391107 6.3441e-08   a 2.186282847913541 6.7016e-09 AU q 1.777735057162226 1.3793e-07 AU i 5.376982542902684 6.7906e-06 deg node 58.30368058604832 6.3694e-05 deg peri 306.577425710949 6.5898e-05 deg M 299.4350252316957 1.9399e-05 deg tp 2456599.144702713188 (2013-Nov-02.64470271) 6.3962e-05 JED period 1180.749983803717 3.23 5.429e-06 1.486e-08 d yr n .3048909633183148 1.4019e-09 deg/d Q 2.594830638664855 7.9539e-09 AU   Orbit Determination Parameters    # obs. used (total)      1159      data-arc span      30522 days (83.56 yr)      first obs. used      1929-09-13      last obs. used      2013-04-07      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .53138      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 12:41:57   Additional Information  Earth MOID = .782121 AU   T_jup = 3.648  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 12.22 mag n/a PDS3 (MPC 17261)   rotation period rot_per 5.477 h n/a Asteroid Lightcurve DataBase (Rev. 2013-May-01) Published Reference List: [Gartrelle, G. (2012) Minor Planet Bul. 39, 40-46.] [Kryszczynska, A.; Colas, F.; Polinska, M.; Hirsch, R.; et al. (2012) Astron. Astrophys. 546, A72.] B-V BV .880 mag .028 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=1; phase=14.54 deg. U-B UB .510 mag .048 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=1; phase=14.54 deg. Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices 1133 Lugduna (1929 RC1)          Discovered 1929-Sep-13 by Van Gent, H. at Johannesburg (LS) Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1929 RC1 = A908 BD  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-19 19:14 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin