Tuesday, March 17, 2026

The Double Cluster

 


The glorious Double Cluster in Perseus. People that I teach astronomy to really enjoy looking at this through the eyepiece! It's a real gem of the night sky, both visually and photographically.

Image Details:

- Imaging Scope: William Optics 61mm ZenithStar APO

- Imaging Camera: ZWO ASI183MC Color with IR Cut filter

- Guiding Scope: William Optics 31mm Uniguide

- Guiding Camera: Orion Starshoot Auto Guider

- Acquisition Software: Sharpcap

- Guiding Software: PHD2

- Light Frames: 20*4 mins @ 50 Gain, Temp -10C

- Dark Frames: 20*4 mins

- Stacked in Deep Sky Stacker

- Processed in PixInsight, Adobe Lightroom and Topaz Denoise

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