Dictionary of Nomenclature of Celestial Objects
(Last update: 26-Sep-2023)

Result of query: info cati DIRECT V12262$



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Details on Acronym:   DIRECT
   DIRECT (DIRECT survey, in M 31) ***** Avoid the usage of DIRECT, prefer D31 Originof the Acronym: L (2007AJ....134.2474M)
Details on Acronym:   DIRECT
   DIRECT (DIRECT survey, in M 33) ***** Avoid the usage of DIRECT, prefer D33 Originof the Acronym: S = Created by Simbad, the CDS Database
Details on Acronym:   DIRECT
   DIRECT (DIRECT survey) Write:<<DIRECT VNNNNN M31A>>
<<DIRECT VNNNNN M33A>> Object:V*  (SIMBAD class: Variable* = Variable Star) Note:DIRECT project, to obtain the direct distances to M 31 and M 33, using detached eclipsing binaries and Cepheids. After discussion with authors: Format 'VNNNNN DNNA', letter 'D' for DIRECT project, not used in SIMBAD. Format 'VNNNNN MNNA', in SIMBAD: letter 'V' for variable, 'NNNNN' for the number of the star in the database, followed by the name of the field: M31A, M31B, M31C, M31D, M31F. in source:M 31 = NGC 224 Ref:=1998AJ....115.1016K byKALUZNY J. , STANEK K.Z., KROCKENBERGER M., SASSELOV D.D., TONRY J.L., MATEO M. Astron. J., 115, 1016-1044 (1998) DIRECT distances to nearby galaxies using detached eclipsing binaries and cepheids. I. Variables in the field M31B. oThe format is VNNNNN DNNA in the paper (D for DIRECT), and VNNNNN MNNA in SIMBAD, after discussion with the authors. oTables 1, 2, 3, 4: <DIRECT VNNNN M31B> N=85 Ref:=1998AJ....115.1894S bySTANEK K.Z. , KALUZNY J., KROCKENBERGER M., SASSELOV D.D., TONRY J.L., MATEO M. Astron. J., 115, 1894-1915 (1998) DIRECT distances to nearby galaxies using detached eclipsing binaries and cepheids. II. Variables in the field M31A. oTables 1, 2, 3, 4: <DIRECT VNNNN M31A> N=75. Ref:=1999AJ....117.2810S bySTANEK K.Z. , KALUZNY J., KROCKENBERGER M., SASSELOV D.D., TONRY J.L., MATEO M. Astron. J., 117, 2810-2830 (1999) DIRECT distances to nearby galaxies using detached eclipsing binaries and cepheids. III. Variables in the field M31C. oTables 1-4: <DIRECT VNNNN M31C> N=115. Ref:=1999AJ....118..346K byKALUZNY J. , MOCHEJSKA B.J., STANEK K.Z., KROCKENBERGER M., SASSELOV D.D., TONRY J.L., MATEO M. Astron. J., 118, 346-365 (1999) DIRECT distances to nearby galaxies using detached eclipsing binaries and cepheids. IV. Variables in the field M31D. oTables 1-4: <DIRECT VNNNN M31D> N=71. Ref:=1999AJ....118.2211M byMOCHEJSKA B.J. , KALUZNY J., STANEK K.Z., KROCKENBERGER M., SASSELOV D.D. Astron. J., 118, 2211-2228 (1999) DIRECT distances to nearby galaxies using detached eclipsing binaries and cepheids. V. Variables in the field M31F. oMisprint: inversion of Field II and III oTables 1-4: <DIRECT VNNNN M31F> N=64. =E=Catalogue in electronic form as J/AJ/115/1016 =E=Catalogue in electronic form as J/AJ/115/1894 =E=Catalogue in electronic form as J/AJ/118/346 =E=Catalogue in electronic form as J/AJ/118/2211 Originof the Acronym: S = Created by Simbad, the CDS Database

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