NGC7538 and Sh2-161 - Emission Nebula in Perseus

Sh2-161 and NGC7538

The brightest part of the above photo is ngc7538 (bottom just right of centre) which is embedded in the larger nebulosity known as Sh2-161 (Sharpless 161). This is a H-Alpha / RGB photo.

Scope: Planewave 12.5" CDK
Camera: Apogee U16M w Astrondon Gen II RGB
Mount: Paramount ME (MKS5000 upgrade)
Guided w ST-402 and Astrodon MMOAG
Acquired using CCD-Commander and TheSkyX
34 x10min H-Alpha
11 x 10min Red, 8 x 10min Green, 10 x 10 min Blue
Calibration, Alignment and Sigma Reject combine in Maxim
Levels, curves and colour tweaks in PS CC 2015

Click on the image to see it 2x larger. Click HERE to see the H-Alpha data.

Lucknow, Ontario
November  2015

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