Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5422  ·  NGC 5457  ·  NGC 5473  ·  NGC 5474  ·  NGC 5477  ·  NGC 5485
M101, Charles Duarte FRAS
M101
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M101

Equipment

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Acquisition details

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Description

Using QSI 632, extremely high quantum efficiency, wide dynamic range, took both 1x1 lum with 2x2 RGB frames.

Comments

Sky plot

Sky plot

Histogram

M101, Charles Duarte FRAS