+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   3407 Jimmysimms (1973 DT) Classification: Main-belt Asteroid          SPK-ID: 2003407 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 30 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1567224245819216 3.0943e-08   a 2.686210901490197 1.049e-08 au q 2.265221416070264 8.3609e-08 au i 13.09693604549478 3.757e-06 deg node 102.8467459858539 1.8497e-05 deg peri 344.5774289468054 2.3304e-05 deg M 317.6520009162291 1.4715e-05 deg tp 2459189.664214793636 (2020-Dec-06.16421479) 6.61e-05 TDB period 1608.083470272077 4.40 9.4194e-06 2.579e-08 d yr n .2238689761167002 1.3113e-09 deg/d Q 3.10720038691013 1.2134e-08 au   Orbit Determination Parameters    # obs. used (total)      2110      data-arc span      24057 days (65.86 yr)      first obs. used      1954-12-22      last obs. used      2020-11-02      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .44509      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 02:12:01   Additional Information  Earth MOID = 1.28431 au   Jupiter MOID = 2.1001 au   T_jup = 3.319  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 12.6   n/a MPO395028   diameter diameter 15.676 km 0.135 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   rotation period rot_per 6.819 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Behrend, R. (2008) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Bennefeld, C.; Cantue, J.; Holly, V.; Jordon, L.; Martin, T.; Soar, E.; Swinney, T. (2009) Minor Planet Bull. 36, 45-48.] [Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.] [Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.] geometric albedo albedo 0.071   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   3407 Jimmysimms (1973 DT)          Discovered 1973-Feb-28 by Kohoutek, L. at Bergedorf Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1973 DT = 1973 GW = 1977 BV = 1980 WN  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-21 14:45 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin