NGC 457

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1	Astronomy & Astrophysics A&A 537, L4[removed]DOI: [removed][removed] Add to Reading List Source URL: www.aanda.org Language: English Astrophysics Open clusters Space Classical Cepheid variable Star cluster NGC 457 Cosmic distance ladder Color–color diagram Globular cluster Astronomy Astrometry Standard candles
2	Mon. Not. R. Astron. Soc. 369, 697–[removed]doi:[removed]j[removed]10314.x Integrated-light VRI imaging photometry of globular clusters in the Magellanic Clouds Add to Reading List Source URL: www.stsci.edu Language: English - Date: 2012-09-06 17:37:56 Globular clusters Magellanic Clouds NGC 457 Cosmic distance ladder Star cluster Small Magellanic Cloud NGC Virgo Supercluster NGC 602 Astronomy Extragalactic astronomy Space