Image center RA: 23h21m10.13s DE:+61°15'28.7"
This nebula in the constillation Cassiopeia between 7 to 11 thousand light years away was recorded by William Herschel in 1787.
The bubble appearing is probably the result of solar wind from its central strar.
Hutech Canon 40D,Meade 102ED with Borg 0.85 reducer (7887) 11 X 20min. exposures and stacked with Nebulosity.
Aligned and stacked with Nebulosity
Older Mountain Instruments MI-250 tangent arm mount.
Borg 77Ach guide scope with an Orion Starshoot autoguider using PHD guiding
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