Celestial hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  Crescent Nebula  ·  NGC 6888  ·  The star 34Cyg  ·  The star 40Cyg  ·  The star Sadr (γCyg)
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Sadr region - very widefield, Dan Kordella
Sadr region - very widefield
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Sadr region - very widefield

Getting plate-solving status, please wait...
Sadr region - very widefield, Dan Kordella
Sadr region - very widefield
Powered byPixInsight

Sadr region - very widefield

Equipment

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Acquisition details

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Description

using a Tokina 100mm f/2.8 at f/5.6 (mostly).

This lens looks to have some coma that shows at faster f-stops. F/5.6 is okay, but probably need to be at f/8 for this lens, which is slower than I want to use for narrowband.

Comments

Sky plot

Sky plot

Histogram

Sadr region - very widefield, Dan Kordella

In these public groups

NOVAC