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M27 The Dumbbell Nebula in OIII, Terry Hancock

M27 The Dumbbell Nebula in OIII

M27 The Dumbbell Nebula in OIII, Terry Hancock

M27 The Dumbbell Nebula in OIII

Description

This is 6 hours and 40 minutes of OIII

All the Best & Clear Skies

Terry

Down Under Observatory

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Location: DownUnder Observatory, Fremont MI

Date of Shoot 18th, 21st, 22nd and 23rd June 2012

Exposure: OIII 40 mins x 10 unbinned

Camera: QHY9M monochrome CCD, cooled to -30C www.astrofactors.com

StarlightXpress Color Filter Wheel

Scope: Astronomy Technologies Astro-Tech 10" f/8 Ritchey-Chrétien astrograph

Astro Tech 2" Field Flattener.

Autoguided using QHY5 autoguider, StarlightXpress Ultra Slim Off Axis guider

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

Image Aquisition software Maxim DL5

Stacking software CCDStack

Post Processed with Photoshop CS5

Comments

Histogram

M27 The Dumbbell Nebula in OIII, Terry Hancock