Astrophotography by Rob
 

Thor's Helmet (NGC 2359) Narrow Band 

Thor's Helmet (NGC 2359)

Location: Banglamung, Thailand (100 59 E, 12 55 N)

Date: 13, 17, 18 and 19 Dec, 2011

Camera: QHY-9 and Baader narrow band filters

Telescope: William Optics FLT110

Frames: Eleven Ha and fifteen OIII 20 minute exposures with RGB data added for star colour.

Processing: Stacked in CCDStack (Synethic green from Ha and OIII), curves, levels, sharpened and noise reduction in Photoshop CS5.

Adjust your monitor: You should be able to changes between each of the squares. If you do not you will not be seeing some of the detail in images.

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