III/52 Third General Catalogue of MK Spectral Classification (Buscombe 1977) ================================================================================ MK Spectral Classifications, Third General Catalogue. Buscombe W. ================================================================================ ADC_Keywords: Spectral types ; Photometry, UBV Description: This is the third in a series of catalogs of MK spectral types and UBV photometry issued from Dearborn Observatory. It is based on an extensive literature search. Each catalog in the series is essentially self-contained, with a separate selection of stars. File Summary: -------------------------------------------------------------------------------- FileName Lrecl Records Explanations -------------------------------------------------------------------------------- ReadMe 80 . This file catalog.dat 83 21870 The Catalogue refs.dat 65 156 List of References -------------------------------------------------------------------------------- See also: III/189 : 7th-11th Catalogues of MK Spectral Classification (Buscombe+ 1994) III/223 : 12th General Catalog of MK Spectral Classification (Buscombe 1995) III/206 : 13th General Catalog of MK Spectral Classification (Buscombe 1998) III/222 : 14th General Catalog of MK Spectral Classification (Buscombe 1999) Byte-by-byte Description of file: catalog.dat -------------------------------------------------------------------------------- Bytes Format Units Label Explanations -------------------------------------------------------------------------------- 1- 12 A12 --- Name Name of the star (default HD) 14- 15 I2 h RAh [0/24[? Right Ascension 2000 (hours) 17- 20 F4.1 min RAm [0/60[? Right Ascension 2000 (minutes) 23 A1 - DE- Declination 2000 (sign) 24- 25 I2 deg DEd [0/90[? Declination 2000 (degrees) 27- 28 I2 arcmin DEm [0/60[? Declination 2000 (minutes) 30- 50 A21 --- MK MK spectrum 51- 53 I3 --- r_MK ?Reference number for spectral type 55 A1 --- Note [*] 56- 61 F6.3 mag V []? V-magnitude 62- 67 F6.3 mag B-V []? B-V 68- 73 F6.3 mag U-B []? U-B 75- 77 I3 --- refUBV ?Reference number for UBV photometry 78- 83 A6 --- Notes Notes -------------------------------------------------------------------------------- Byte-by-byte Description of file: refs.dat -------------------------------------------------------------------------------- Bytes Format Units Label Explanations -------------------------------------------------------------------------------- 1- 3 I3 --- Refnum Reference number 5-65 A61 --- Ref Reference -------------------------------------------------------------------------------- History: * 14-Feb-1994: Several hundreds errors corrected including misalignments, wrong positions, etc. (CDS) * 29-Aug-2001: This catalog was incorrectly listed as superseded by the Twelfth General Catalog of MK Classifications in April 1997. It was reingested with this revised ReadMe. (N. Odegard, ADC) ================================================================================ (End) F. Ochsenbein [CDS] 14-Feb-1994, rev. N. Odegard [SSDOO/ADC] 29-Aug-2001