+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   19584 Sarahgerin (1999 NZ6) Classification: Main-belt Asteroid          SPK-ID: 2019584 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 29 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .05148518298620502 4.2017e-08   a 2.652559126424397 1.1249e-08 au q 2.515991634418709 1.141e-07 au i 1.463370094850021 4.4113e-06 deg node 201.958272098934 0.00014243 deg peri 177.4284651753386 0.000147 deg M 278.7155069191749 3.7508e-05 deg tp 2459556.788034740743 (2021-Dec-08.28803474) 0.00016489 TDB period 1577.960169833731 4.32 1.0038e-05 2.748e-08 d yr n .2281426406586252 1.4512e-09 deg/d Q 2.789126618430085 1.1828e-08 au   Orbit Determination Parameters    # obs. used (total)      1448      data-arc span      15269 days (41.80 yr)      first obs. used      1978-10-27      last obs. used      2020-08-16      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .52753      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 02:58:54   Additional Information  Earth MOID = 1.51616 au   Jupiter MOID = 2.43813 au   T_jup = 3.387  [ 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 14.7   n/a MPO474023   diameter diameter 3.204 km 0.314 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.207   0.071 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   19584 Sarahgerin           Discovered 1999 July 13 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. Sarah H. Gerin (b. 1989) is a finalist in the 2003 Discovery Channel Young Scientist Challenge, a middle school science competition, for her botany and zoology project. She attends the Arthur I. Meyer Jewish Academy, West Palm Beach, Florida. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20031010/MPCPages.arc Last Updated: 2003-10-10 Alternate Designations  1999 NZ6 = 1978 UY7 = 1998 HE57  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-18 19:12 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin