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NGC 6888 The Crescent Nebula in Hydrogen Alpha, Terry Hancock

NGC 6888 The Crescent Nebula in Hydrogen Alpha

NGC 6888 The Crescent Nebula in Hydrogen Alpha, Terry Hancock

NGC 6888 The Crescent Nebula in Hydrogen Alpha

Description

Here is 40 minutes (2 x 20 min) sub exposures in Ha using the QHY9 CCD Camera mounted on the TMB130 refractor.

I am hoping to capture more Ha if the weather cooperates and combine it with this RGB image shot last year www.flickr.com/photos/terryhancock/4753680594/in/set-7215....

Location: DownUnder Observatory, Fremont MI

Date of Shoot 4th June 2011

Camera: QHY9M monochrome CCD by www.astrofactors.com

2 x 20 min sub exposures with 20 each dark and bias frames.

Scope: TMB 130SS using WO/TMB 68mm Field Flattener.

Autoguided: using QHY5 autoguider by www.astrofactors.com

Paramount GT-1100S German Equatorial Mount (with MKS 4000)

Image processed with Photoshop CS3

Comments

Histogram

NGC 6888 The Crescent Nebula in Hydrogen Alpha, Terry Hancock