M31, Andromeda Galaxy, and Cepheid M31_V1

Image Acquisition: Michael Joner and David Laney (BYU)

Image Processing: Robert Gendler

0.9M Telescope, West Mountain Observatory, BYU

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Crop showing Hubble's first Cepheid M31_V1


Animation of Cepheid M31_V1 Pulsation

(Animation by Ken Crawford)


BVR, h-alpha filtered data