M8 + M20 + M21 + NGC 6559

Posted by dcrowson
on Monday, May 30, 2022
This 3.27 x 2.40 degree view of several Sagittarius favorites was captured over four years consisting of eight nights at the Danville Conservation Area. Each of the four panels consists of:

Luminance – 12x600s – 120 minutes – binned 1x1
RGB – 8x300s – 40 minutes each – binned 2x2

240 minutes total exposure per panel – 4 hours

960 minutes total exposure – 16 hours

Imaged July 10th, 2018 through May 26th, 2022 at the Danville Conservation Area (New Florence, Missouri) with a SBIG ST-8300M on an Astro-Tech AT90EDT at f/6.7 603mm.

LRGB - https://www.flickr.com/photos/dcrowson/52110764393/sizes/l/

PLEASE SEE the link above because the image here has been heavily down-sampled.
To leave a comment you must be a member of our community.
Login to your account now, or register for an account to start participating.
No one has commented yet.
Join our Community!

Our community is FREE to join. To participate you must either login or register for an account.


Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. View our Privacy Policy.

Find us on Facebook