Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5447  ·  NGC 5449  ·  NGC 5450  ·  NGC 5451  ·  NGC 5453  ·  NGC 5455  ·  NGC 5457  ·  NGC 5461  ·  NGC 5462  ·  NGC 5471  ·  Pinwheel galaxy
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Pinwheel Galaxy with 20cm SCT, Stuart Taylor
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Pinwheel Galaxy with 20cm SCT

Getting plate-solving status, please wait...
Pinwheel Galaxy with 20cm SCT, Stuart Taylor
Powered byPixInsight

Pinwheel Galaxy with 20cm SCT

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Description

First trial of the Starizona 0.63 coma corrector on my 20cm SCT. There was a huge amount of gradient which was quite hard to remove. Eventually I made a star mask and dealt with the starless version before replacing the stars. Camera was binned 2x2 due to the long FL of 1504mm

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Pinwheel Galaxy with 20cm SCT, Stuart Taylor