140 datasets found

Keywords: morgan keenan classification

Filter Results
  • Spectroscopic distances of 322 NLTT stars

    Distance estimates based on low-resolution spectroscopy and Two Micron All Sky Survey (2MASS, Cat. ) J magnitudes are presented for 322 nearby candidates from Luyten's NLTT...
  • Quantitative spectral classification

    New criteria of quantitative spectral classification have been introduced and the method of stepwise linear regression to these criteria for quantitative spectral classification...
  • Galactic O Stars

    The catalog is a compilation of published data for 644 galactic O stars of luminosity class V. The catalog is intended to be useful to O-type star observers by providing a...
  • Michigan Catalogue of HD stars, Vol.3

    Please refer to the 'doc.txt' file by Robert S. Hill Cone search capability for table III/80/vol3 (The Catalogue (vol.3))
  • MK Classification Extension

    The catalog provides classifications on the Morgan-Keenan (MK) system published in the literature since the appearance of the La Plata catalog (Jaschek et al., 1964). In...
  • MK Classification for HD stars for 25-30{deg} zone

    The catalog contains MK spectral classifications for 1003 HD stars in the zone +25-30{deg}, briefly presented at IAU Colloq. 47, held in Vatican City in July 1978...
  • Michigan Catalogue of HD stars, Vol.2

    This catalog represents the second volume of the University of Michigan systematic reclassification of the Henry Draper Catalogue (HD) stars on the MK system. Volume 2 contains...
  • Selected MK Spectral Types

    The catalog provides a single spectral type for each star listed in the La Plata catalog (Jaschek, Conde and de Sierra 1964; catalog ) and in the MK Extension (Kennedy 1978; see...
  • Michigan catalogue for the HD stars, vol. 1

    This catalog represents the first volume of the University of Michigan systematic reclassification of the Henry Draper Catalogue (HD) stars on the MK system. It contains all HD...
  • CoRoT Bright Stars Catalogue with variability classes

    The CoRoT bright stars catalogue describes the 143 different objects observed during the mission, in the "bright star" field of CoRoT, and their major properties. The almost...
  • Galactic O-Star Spectroscopic Survey (GOSSS)

    This catalog is the result of combining the spectral types in 2011ApJS..193...24S (Paper I) and 2014ApJS..211...10S (Paper II), the first two major papers of the Galactic O-Star...
  • Magnitudes and spectral types in 5 galactic fields

    This catalog was initially compiled at the Abastumani Observatory, containing photographic BV magnitudes and spectral classes for about 6000 stars up to V(lim)=13.0mag in five...
  • Michigan Catalogue of HD stars, Vol.5

    This volume of the catalog contains all HD stars in the declination range -12 degrees up to and including +05 degrees (equinox 1900) and is part of a series of catalogs in the...
  • Perkins Revised MK Types for the Cooler Stars

    The original catalog of standard stars classified on the Revised MK system published in 1989 contains 1054 standard stars of spectral types G0 and later (G, K, M, and a few S...
  • MK Standard Stars

    The purpose of the present work is to provide a complete list of MK standard stars, selected from the main papers related to this subject, according to the recommendations of...
  • Michigan Catalogue of HD stars, Vol.4

    Please refer to the "adc.txt" file by Wayne H. Warren Jr. Cone search capability for table III/133/vol4 (The Catalogue (vol.4))
  • MK Classifications of Close Visual Binaries

    Each component of 170 close visual binaries has been classified with new procedures for controlling contamination problems. These classifications are shown to be on the MK...
  • MK Classification of Visual Multiples

    The spectral types listed here represent about one-third of a program of MK classification of all the Northern (Dec>-30deg) visual components brighter than B~8.0mag. The...
  • Galactic O-type Stars

    The catalog is a compilation from the literature of all O-type stars for which spectral types, luminosity classes, and UBV photometry exist. The catalog contains 765 stars, for...
  • MK Classification of Bright Star Supplement

    MK spectral types are given for about 584 stars in "A Supplement to the Bright Star Catalogue" (Hoffleit et al., 1983, Cat. V/36). The spectra were obtained at Kitt Peak in 1983...
You can also access this registry using the API (see API Docs).