Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  HD122865  ·  M 101  ·  NGC 5447  ·  NGC 5449  ·  NGC 5450  ·  NGC 5451  ·  NGC 5453  ·  NGC 5455  ·  NGC 5457  ·  NGC 5461  ·  NGC 5462  ·  NGC 5471  ·  Pinwheel galaxy
Getting plate-solving status, please wait...
M101 April 2021, John Pancoast
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M101 April 2021

Getting plate-solving status, please wait...
M101 April 2021, John Pancoast
Powered byPixInsight

M101 April 2021

Equipment

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Acquisition details

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Description

Two years after my first attempt at M101 with a DSLR, I am trying again with a OSC camera. Darker skies this time, and better pixel scale with a 2X Powermate. Most important difference, probably, is the tripling of integration time.

Comments

Sky plot

Sky plot

Histogram

M101 April 2021, John Pancoast

In these public groups

NOVAC