+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   1753 Mieke (1934 JM) Classification: Main-belt Asteroid          SPK-ID: 2001753 [ 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 1 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08280674204975447 5.7723e-08   a 3.015260091527168 2.472e-08 AU q 2.765576226915159 1.7754e-07 AU i 11.36055810112407 8.3632e-06 deg node 58.51505011444502 3.2458e-05 deg peri 230.7327401129075 6.09e-05 deg M 347.0656534135841 5.4747e-05 deg tp 2456469.211208908652 (2013-Jun-25.71120891) 0.00029117 JED period 1912.430213760731 5.24 2.3518e-05 6.439e-08 d yr n .1882421629869943 2.3149e-09 deg/d Q 3.264943956139177 2.6767e-08 AU   Orbit Determination Parameters    # obs. used (total)      1185      data-arc span      28816 days (78.89 yr)      first obs. used      1934-05-10      last obs. used      2013-04-01      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .52094      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 12:47:12   Additional Information  Earth MOID = 1.76566 AU   T_jup = 3.213  [ 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 11.1 mag n/a PDS3 (MPC 17263)   rotation period rot_per 8.8 h n/a Asteroid Lightcurve DataBase (Rev. 2013-May-01) Result based on less than full coverage, so that the period may be wrong by 30 percent or so. Published Reference List: [Lagerkvist, C.-I. (1978) Astron. Astrophys. Suppl. Ser. 31, 361-381.] 1753 Mieke           Discovered 1934 May 10 by H. van Gent at Johannesburg. Named in honor of the wife of former director of the Leiden Observatory Jan Oort. Name proposed by the Leiden Observatory. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: MPC 5357 Last Updated: 2006-03-21 [ show close-approach data ] Alternate Designations  1934 JM = 1951 SM = 1951 VB = 1967 UG  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2013-Jun-18 04:54 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin