Horsehead Nebula

WO FLT-110 telescope, Atik 460ex mono camera and Baader 1.25" filters used.

Exposure time in total: Ha=35min and LRGB=4*5min each filter.

In order to exhance the horsehead details in this picture 45min of old Ha info. was blended in using Adobe Photoshop CS6 features.

Old Ha data were taken with Meade LX200ACF 16" telescope, SBIG ST-8XME camera and astronomik Ha filter.