+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   1147 Stavropolis (1929 LF) Classification: Main-belt Asteroid          SPK-ID: 2001147 [ 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 .230866307219962 5.3735e-08   a 2.272718208935456 7.5377e-09 AU q 1.748024148686961 1.2289e-07 AU i 3.880491531298219 6.083e-06 deg node 265.246588067594 8.0998e-05 deg peri 15.66443505802848 8.1645e-05 deg M 170.503674061317 1.3981e-05 deg tp 2455807.782083578780 (2011-Sep-03.28208358) 4.7366e-05 JED period 1251.459542360966 3.43 6.2259e-06 1.705e-08 d yr n .2876641136323391 1.4311e-09 deg/d Q 2.797412269183951 9.278e-09 AU   Orbit Determination Parameters    # obs. used (total)      1407      data-arc span      30614 days (83.82 yr)      first obs. used      1929-06-11      last obs. used      2013-04-05      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .54775      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 12:42:05   Additional Information  Earth MOID = .732077 AU   T_jup = 3.573  [ 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 12.0 mag n/a PDS3 (MPC 17261)   rotation period rot_per 5.66 h n/a Asteroid Lightcurve DataBase (Rev. 2013-May-01) Published Reference List: [Robinson, L.; Warner, B.D. (2002) Minor Planet Bul. 29, 6-7.] 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) 1147 Stavropolis (1929 LF)          Discovered 1929-Jun-11 by Neujmin, G. at Simeis (094) Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1929 LF = 1946 KA  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-Jun-18 07:31 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin