+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   14728 Schuchardt (2000 DY14) Classification: Main-belt Asteroid          SPK-ID: 2014728 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 31 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1548005679244 3.307e-08   a 2.219300919179944 7.1542e-09 au q 1.875751876495745 7.5179e-08 au i 4.56350690495147 3.5468e-06 deg node 139.9294570018956 4.3376e-05 deg peri 187.382921974592 4.5302e-05 deg M 252.0476968065302 1.5549e-05 deg tp 2459362.619680245530 (2021-May-28.11968025) 5.3186e-05 TDB period 1207.598921300983 3.31 5.8393e-06 1.599e-08 d yr n .2981122238931458 1.4415e-09 deg/d Q 2.562849961864142 8.2616e-09 au   Orbit Determination Parameters    # obs. used (total)      2007      data-arc span      15855 days (43.41 yr)      first obs. used      1977-03-15      last obs. used      2020-08-11      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .4982      source      ORB      producer      Otto Matic      solution date      2020-Nov-13 02:38:08   Additional Information  Earth MOID = .864217 au   Jupiter MOID = 2.75529 au   T_jup = 3.631  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.2   n/a MPO467848   diameter diameter 4.056 km 0.267 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   rotation period rot_per 4.636 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so. Published Reference List: [Galad, A. (2008) Minor Planet Bull. 35, 17-21.] geometric albedo albedo 0.270   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   14728 Schuchardt           Discovered 2000 Feb. 26 by the Catalina Sky Survey. Maria Schuchardt (b. 1955) is the data manager for the Lunar and Planetary Laboratory Space Imagery Center at the University of Arizona. She is also the LPL photographer and involved in many LPL outreach activities, including support for many NASA spacecraft missions. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20100527/MPCPages.arc Last Updated: 2010-12-06 [ hide close-approach data ] Close-Approach Data   ...sorted by Date/Time (TDB) Date/Time (TDB) Time Uncertainty (days_HH:MM) Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified 1927-Apr-25 14:41 < 00:01 Amphi 0.0450164577934298 0.0450100967913983 0.0450228195469893 4.10981025661569 4.10981022554293 2424996.111813118 0.905936736928771 430.687988187064 32.5171872726101 42.7397611174021 140951.133742186 T 31 CATAB v2.0f-lin.ifort 2020-Nov-13 02:38:13 2020-Nov-13 02:38 Alternate Designations  2000 DY14 = 1977 EL4 = 1988 VX11 = 1993 BX12 = 1998 VF29  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-24 12:11 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin