By Martin Bree | 2025-01-16

CED 51 - a hidden gem in Orion constellation
On 01/18/2025 07:32 pm by George Tzellos| Athens, Greece
CED 51 is a blue reflection nebula embedded in ionized hydrogen gas which is part of the Lamda Orionis ring in Orion constellation.
The image represents 19 hours of data, processed as HaRGB. It was captured during time period from 3th to 18th of January.
Optics: William Optics ZenithStar 61 APO
Imaging camera: ASI 533MM PRO
Mount: PegasusAstro NYX-88
Accessories: PegasusAstro FocusCube3, ZWO 5-position EFW
Filters: Antlia LRGB V-Series PRO
Guide scope: ZWO 30mm guider
Guiding camera: ASI 120MM mini
The individual data sets were stacked in CCDStack2. Image processed in GraXpert, Siril, Gimp, RawTherapee and SetiAstro Suite.
Better resolution can be found in my Astrobin profile:
https://www.astrobin.com/full/4k1725/0/