Date: 7/31/2010
San Bruno, CA
Takahashi FS-60C with Qhy9 CCD, HAlpha 12nm Astromik Filter and Astro-tech field flattener.
Auto-guided with 50mm Finder turned into a guidescope and Orion startshoot autoguider
9 exposures of 420sec taken under Moonlight (77% illumination). Thanks to Narrowband imaging, it is possible to do long exposures under light pollution and moonlight illumination…
