by Richard Crisp
Halpha and [OIII]
modified 20D and a TMB80/f6 + TV 0.8x reducer/flattener. Total exposure time was five hours
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Posted on sf-bay-tac Oct 30, 2005 15:31:17 PT Converted by report.pm 1.2 Mar 15, 2006 19:49:28 PT