July 14, 2014

The Cygnus Wall in H-alpha (July 9, 2014)

This well-known cloud of interstellar dust and gases in the constellation Cygnus glows here with the light of ionized hydrogen.  The image was taken with the moon >85% full.

Telescope: Astro-Tech AT111EDT and William Optics AFR-IV (eff. at f/5.6)
Camera and Exposure: SXVF-H9 23x900"), Alnitak Flat-man flats
Filter: Astronomik 6nm Ha
Guiding: SX Lodestar and SX OAG
Mount: Takahashi NJP
Software: Nebulosity, Photoshop CS3
Location: The Woodlands, TX