Celestial hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  Bubble nebula  ·  NGC 7635
NGC 7635 the Bubble nebula , Steve Coates
NGC 7635 the Bubble nebula
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NGC 7635 the Bubble nebula , Steve Coates
NGC 7635 the Bubble nebula
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Equipment

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Acquisition details

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Description

Here is the latest from the last several nights. I'm still trying to dial in the AT8RC but 20 min exposures with a 1625mm focal length scope is proving to be quite tricky! This is also the first time processing Ha, OIII and SII data.

NGC 7635 the Bubble nebula

Constellation Cassiopeia ~7100 to 11,000 light years distant

Ha 20min subs totaling 4 hours.

OIII 20 min subs totaling 3 hours.

SII 20 min subs totaling 3 hours.

QSI 683 wsg-8

Losmandy g11 Gemini II

AT8RC

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NGC 7635 the Bubble nebula , Steve Coates