by Richard Crisp
I used my c14. It is two hours worth of exposure time at F=4430mm
http://www.rdcrisp.darkhorizons.org/ngc4559_spiral_galaxy_page.htm
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Posted on sf-bay-tac Apr 24, 2004 12:44:35 PT Converted by report.pm 1.1 Jul 10, 2004 19:23:24 PT