Horsehead Nebula in Ha

Telescope Focal Length/Ratio Mount Camera Filters Exposure Focuser Guiding Location Date Processing

FSQ-106ED 530mm   F/5 Takahashi NJP Temma 2 Apogee Alta U16M Astrodon 5nm Ha 50mm square 90 minutes [6 x 15 min] RoboFocus + Clement Focuser FS-60C + ST-402ME Central Texas Astronomical Society campus Feb 22, 2009 - captured with Maxim DL v4 - aligned and combined in Maxim DL v4 - adjusted in PhotoShop CS3

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