Celestial hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  Bubble nebula  ·  NGC 7635
Bubble Nebula HaRGB, John Blockyou
Bubble Nebula HaRGB
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Bubble Nebula HaRGB

Equipment

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Acquisition details

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Description

(25) 300 second Ha exposures binned 1x1 (2 hours)

(4) 150 second green exposures binned 2x2 (10 minutes)

(4) 180 second blue exposure binned 2x2 (12 minutes)

(4) of the 300 second Ha exposures were used for the red channel

Comments

Sky plot

Sky plot

Histogram

Bubble Nebula HaRGB, John Blockyou