+ 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 2459396.5 (2021-Jul-01.0) TDB Reference: JPL 32 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .143256455007033 2.7731e-08   a 2.341525015434009 7.0107e-09 au q 2.006086442412645 6.6112e-08 au i 4.239424394802767 3.2907e-06 deg node 236.7291342449342 4.3122e-05 deg peri 77.75184114842371 4.4703e-05 deg M 303.6176106402573 1.208e-05 deg tp 2459601.468727675974 (2022-Jan-21.96872768) 4.4153e-05 TDB period 1308.719669408621 3.58 5.8776e-06 1.609e-08 d yr n .2750780082358473 1.2354e-09 deg/d Q 2.676963588455374 8.015e-09 au   Orbit Determination Parameters    # obs. used (total)      1386      data-arc span      9137 days (25.02 yr)      first obs. used      1996-06-13      last obs. used      2021-06-19      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .4928      source      ORB      producer      Otto Matic      solution date      2021-Jul-08 04:34:11   Additional Information  Earth MOID = .996835 au   Jupiter MOID = 2.58049 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-Jul-31 17:02 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin