Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5422  ·  NGC 5457  ·  NGC 5461  ·  NGC 5473  ·  NGC 5474
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Pinwheel Galaxy M101, Herbert W Hamber
Pinwheel Galaxy M101
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Pinwheel Galaxy M101

Getting plate-solving status, please wait...
Pinwheel Galaxy M101, Herbert W Hamber
Pinwheel Galaxy M101
Powered byPixInsight

Pinwheel Galaxy M101

Equipment

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Acquisition details

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Description

Pinwheel Galaxy M101

SVbony SV550 122mm APO triplet refractor on Skywatcher HEQ5 Pro mount, Risingcam Sony IMX571 26Mp camera.

Natural color, no filters.

Total time  307 min, 15sec subs.

No guiding, no apps, no gadgets, optical polar alignment, manual focus with Bhatinov mask. No added or removed stars, no re-colored stars, no re-shaped stars.

Images stacked in DSS and minimally edited in Gimp.

At the University of California Steele/Burnand Desert Research Center (SBDRC) in Borrego Springs, Calif.

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Pinwheel Galaxy M101, Herbert W Hamber