+ 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 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 29 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1431735353931412 3.2338e-08   a 2.341766049214761 7.8962e-09 au q 2.006487124885055 7.522e-08 au i 4.239147012594436 3.3225e-06 deg node 236.7312856235555 5.009e-05 deg peri 77.70406122810482 5.1455e-05 deg M 249.7435412089088 1.2272e-05 deg tp 2459601.380769924675 (2022-Jan-21.88076992) 4.5247e-05 TDB period 1308.921751661988 3.58 6.6203e-06 1.813e-08 d yr n .2750355393994288 1.3911e-09 deg/d Q 2.677044973544467 9.0267e-09 au   Orbit Determination Parameters    # obs. used (total)      1188      data-arc span      8984 days (24.60 yr)      first obs. used      1996-06-13      last obs. used      2021-01-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51118      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 19:12:12   Additional Information  Earth MOID = .995867 au   Jupiter MOID = 2.58114 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 15.34   n/a E2021B10   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 ] 2021-Apr-10 15:42 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin