by Gordon Haynes
Taken over 3 nights in June 2010 from my back garden in Hereford UK
Takahashi FSQ106ED at f5
Starlight Xpress SXVF H36
5nm Astrodon Ha, OIII and SII filters
FLI PDF focuser and filter wheel
Paramount ME
Autoguided by Starlight Xpress Lodestar and OAG sing dithering
Exposures 15x20 minutes Ha, 11x20 minutes OIII and 13x20 minutes SII
Mapped to the HST palette