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M51

An OSC image of M51, also known as the Whirlpool Galaxy. It's a grand-design spiral galaxy located about 31 million light-years from Earth in the constellation Canes Venatici.

 

Equipment:

 

Askar 130 PHQ refractor. A ZWO ASI 2600MC OSC with an integrated auto guider.

 

Processed in APP, AF and PI.

 

5-minute subs totalling 550 minutes or 9 hours and 10 minutes, taken from my garden in the South West of the UK.

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Uploaded on May 3, 2026