Thursday, March 18, 2021

The Christmas Tree cluster and nebula

The Christmas Tree cluster and nebula with AstroDMx Capture for macOS, a ZWO ASI178MC 14-bit CMOS camera and a 66mm apo refractor. PHD2 Autoguiding with a Windows laptop, with a QHY 5L-II-M guiding camera and a 50mm guidescope.  The scope and guidescope were mounted on a Celestron AVX mount.

Stack of 4 x 7min exposures. Focused on Rigel with a Bahtinov mask.

Click on an image to see a closer view

Screenshot of AstroDMx Capture for macOS showing the focused image of Rigel using the Bahtinov mask


The Christmas Tree Cluster and nebula

Steve Wainwright and Nicola Mackin

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