by Richard Crisp
Again: 34 x 30 minutes Halpha, 34 x 30 minutes [OIII]. 34 hours total exposure
18" f/12.6 classical cassegrain used at f/7.1 with FLI Maxcam 10
Custom Scientific 3nm FWHM Ha and [OIII] filters used.
Guiding via a Lumicon Giant Easy Guider and ST7E with Atik 0.5x focal reducer added to nosepiece of guide camera to assist in reachng focus.
Captured with Maxim DL 3.21 (!) and processed simply: no DDP, no deconvolution, just simple levels and curves primarily.
http://www.narrowbandimaging.com/jones1_mk1sn2_cm10_geg_cs_hao3o3_page.htm
Posted on sf-bay-tac Nov 28, 2006 07:55:11 PT
Converted by report.pm 1.4 Dec 13, 2006 21:52:00 PT
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