B252 - The Dolphin Nebula
B252 - The Dolphin Nebula
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.
LRGB - https://www.flickr.com/photos/dcrowson/51486514666/sizes/l/
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.
LRGB - https://www.flickr.com/photos/dcrowson/51486514666/sizes/l/
SPECIFICATIONS
Telescope
PlaneWave CDK24 (CHI-1)
Camera
FLI PL 9000
Location
El Sauce Observatory (Rio Hurtado, Chile)
Date of observation
2021-03-21,22,23,04-16,05-16,06-03,07-04,5,30,31,08-29,30,09-03,04,05,06,09
Filters
LRGB
Processing
Adobe PhotoShop CS5
