+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   20856 Hamzabari (2000 VT28) Classification: Main-belt Asteroid          SPK-ID: 2020856 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 32 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06953932950965845 2.1446e-08   a 2.320606881073748 6.9925e-09 au q 2.15923343450838 5.0443e-08 au i 6.642718525554689 6.3677e-07 deg node 184.5464000637819 4.5198e-06 deg peri 45.51022855187404 1.0254e-05 deg M 80.52885159462016 1.105e-05 deg tp 2458911.665015278152 (2020-Mar-03.16501528) 3.9584e-05 TDB period 1291.221623565433 3.54 5.8361e-06 1.598e-08 d yr n .278805739796966 1.2602e-09 deg/d Q 2.481980327639116 7.4788e-09 au   Orbit Determination Parameters    # obs. used (total)      2125      data-arc span      10825 days (29.64 yr)      first obs. used      1991-02-19      last obs. used      2020-10-09      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .49543      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 03:32:56   Additional Information  Earth MOID = 1.15443 au   Jupiter MOID = 2.49412 au   T_jup = 3.566  [ 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 14.11   n/a E2021B10   diameter diameter 3.138 km 0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.342   0.116 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   20856 Hamzabari           Discovered 2000 Nov. 1 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. Hamza Bari (b. 1987) was awarded second place in the 2004 Intel International Science and Engineering Fair for his medicine and health team project. He attends the Wagar High School, Cote St. Luc, Quebec, Canada. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20041226/MPCPages.arc Last Updated: 2004-12-25 [ show close-approach data ] Alternate Designations  2000 VT28 = 1999 NJ3  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-21 15:51 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin