First-magnitude star (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "First-magnitude star" in English language version.

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7,545^th place

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books.google.com

Keill, John (1739). An Introduction to the True Astronomy, 3rd ed. London: Henry Lintot. p. 47.

Ducati, J. R. (2002). "Catalogue of Stellar Photometry in Johnson's 11-color system". CDS/ADC Collection of Electronic Catalogues. 2237: 0. Bibcode:2002yCat.2237....0D. Vizier catalog entry
Ducati, J. R. (2002). "VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system". CDS/ADC Collection of Electronic Catalogues. 2237: 0. Bibcode:2002yCat.2237....0D.

Learning the First-Magnitude Stars. Campbell, Frederick. Journal: Popular Astronomy, 1917. Vol. 25, p.245

Alan MacRobert (1 August 2006). "The Stellar Magnitude System". skyandtelescope.com. Sky & Telescope. Retrieved 31 August 2017.

Hoffleit, D.; Warren, W. H. Jr. (1991). "Entry for HR 2491". Bright Star Catalogue (5th revised (Preliminary Version) ed.). CDS. ID V/50.
Ducati, J. R. (2002). "Catalogue of Stellar Photometry in Johnson's 11-color system". CDS/ADC Collection of Electronic Catalogues. 2237: 0. Bibcode:2002yCat.2237....0D. Vizier catalog entry