Posted by dcrowson
on Friday, September 17, 2021
Barnard 252 (LDN 1698, DOBASHI 7265 and others) is a large dark nebula located in Scorpius.

Luminance – 18x600s – 180 minutes – binned 1x1
RGB – 16x600s – 160 minutes each – binned 1x1

660 minutes total exposure – 11 hours

Imaged over 17 days from March to September, 2021 at the El Sauce Observatory (Rio Hurtado, Chile) with a FLI PL 9000 on a PlaneWave CDK24 at f/6.5 3974 mm.

This is a Telescope Live (https://telescope.live/) “One-Click Observation.” These are automated data collection sessions that run when the scopes are otherwise not in use. Create a free trial account to download some of this data. Use my referral promo code SUFM5 when you sign up to receive 20% off if you continue after the trial.

LRGB - https://www.flickr.com/photos/dcrowson/51486514666/sizes/l/

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