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Michael Tuell | all galleries >> Regular photos not using a microscope >> astrophotography > M31 Andromeda
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06-Dec-2018

M31 Andromeda

Palomar Observatory, California

The Andromeda Galaxy from 48" Palomar Sky Survey II.

Blue channel = Blue (B) from Sept. 20, 1987
Green channel = Red (R) from Nov. 28, 1986
Red channel = IR (I) from Oct. 21, 1993

Disclaimer - I didn't take these pictures! I scanned and did the composition to take the B&W negative film images and produce this image.

Palomar Observatory Sky Survey II Plate 295 (48" telescope) - Three 6400 dpi 16-bit scans with Epson Perfection V850 Pro composited into RGB in Photoshop hide exif
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Date/Time06-Dec-2018 00:41:26
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