Celestial hemisphere:  Northern  ·  Constellation: Triangulum (Tri)  ·  Contains:  M 33  ·  NGC 598  ·  Triangulum galaxy
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M33 300 mm telephoto, Roger Clark
M33 300 mm telephoto
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M33 300 mm telephoto

Getting plate-solving status, please wait...
M33 300 mm telephoto, Roger Clark
M33 300 mm telephoto
Powered byPixInsight

M33 300 mm telephoto

Equipment

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Acquisition details

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Description

This image was obtained with a Canon 7D Mark II 20-megapixel digital camera and 300 mm f/2.8

L IS II lens plus a 1.4x teleconverter giving 420 mm at f/4 and ISO 1600. No dark frame

subtraction, no flat fields. Tracking with an Astrotrac and no guiding. The 46 minutes total

exposure (46 1-minute exposures).

Image stretch to close to this final image with my new color stretch algorithm. Final tweaks in photoshop. Let me know what you think.

Algorithm will be made available soon through my web site for free, including source code.

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M33 300 mm telephoto, Roger Clark