Distances to the galaxies M81 and NGC 2403 from CCD I band photometry of Cepheids

• 1 September 1988
• journal article
• Published by American Astronomical Society in The Astrophysical Journal
• Vol. 332, L63-L66
• https://doi.org/10.1086/185267

Abstract

Keywords

• CCD CAMERA
• SPIRAL GALAXIES
• CHARGED COUPLE DEVICE