B33 Horsehead Nebula


Mark Griffith

Swindon, Wiltshire. UK

Celestron C11 Sct, Skywatcher NEQ6 pro mount,Atik 383L+ camera, motorised filter wheel and Astronomik filters.

Famous horsehead dark nebula in the constellation Orion.

Experimental hubble palette narrowband image. Little or no oxygen data but strong in the sii sulphur filter.

Clouds in the early morning so only got 2 hours of data. Bright object so still a reasonable image for so little data.

Kept the telescope at F10.

Sii Ha Oii image with 1 hours and 52 minutes of data. 5 x Sii 7.5 min, 6 x Ha 5 min, 6 x Oii 7.5 minute. 2×2 binning.