Markarian's Chain

I counted 43 galaxies in this frame, which is about 3° x 2°. For a
labeled version of this image, click
here.
Takahashi Sky 90 at f/4.5
Canon Digital Rebel
Losmandy GM-8 w/Gemini, guided with STV/eFinder
Hutech LPS filter
13x6 minute exposures at ISO 800
Processed with Images Plus and Photoshop