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Ptolemy's and Butterfly Clusters with Nebula, Dave Walker

Ptolemy's and Butterfly Clusters with Nebula

Ptolemy's and Butterfly Clusters with Nebula, Dave Walker

Ptolemy's and Butterfly Clusters with Nebula

Description

Messiers 7 and 6 - processed with the background nebulosity in mind.

Stack of 18 30-second shots at ISO 1600 taken with a full-spectrum modified Canon 40D, Vivitar 200mm f3.5 lens at f5.6 and a Vixen Polarie

Comments

Histogram

Ptolemy's and Butterfly Clusters with Nebula, Dave Walker