+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   18110 HASI (2000 NK13) Classification: Main-belt Asteroid          SPK-ID: 2018110 [ 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 27 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1430528368312007 3.2575e-08   a 2.342142418920388 7.9343e-09 au q 2.007092301631136 7.5716e-08 au i 4.238970999490487 3.3335e-06 deg node 236.7389958193914 5.03e-05 deg peri 77.64149788676222 5.1667e-05 deg M 194.803289712176 1.2211e-05 deg tp 2459601.282495180560 (2022-Jan-21.78249518) 4.5324e-05 TDB period 1309.237320090525 3.58 6.6528e-06 1.821e-08 d yr n .2749692469621233 1.3972e-09 deg/d Q 2.67719253620964 9.0693e-09 au   Orbit Determination Parameters    # obs. used (total)      1181      data-arc span      8711 days (23.85 yr)      first obs. used      1996-06-13      last obs. used      2020-04-19      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51153      source      ORB      producer      Otto Matic      solution date      2020-May-20 04:45:11   Additional Information  Earth MOID = .998426 au   Jupiter MOID = 2.58129 au   T_jup = 3.546  [ 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 15.3   n/a MPO449083   diameter diameter 1.981 km 0.325 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.410   0.104 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   18110 HASI           Discovered 2000 July 5 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station. This minor planet is named to honor the 44 members of the Huygens Atmospheric Structure Instrument team. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20050721/MPCPages.arc Last Updated: 2005-07-21 Alternate Designations  2000 NK13 = 1996 LA1 = 1999 FK42  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-10 03:28 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin