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CEDERBLAD 122
STAR CLOUD ASSOCIATED WITH NEBULOSITY IN CENTAURUS
(Image centered at: ra 13 h:27 m / dec - 64º 08')
April - 2024, Home Backyard in Martinez, Buenos Aires, Argentina
DATA
TYPE: Faint Emission Nebula and Star Cloud
APPARENT DIAMETER: 150 arc minutes
APPARENT MAGNITUDE (V): NA
DISTANCE: 1750 parsecs or 5700 light years
IMAGE INFORMATION
INSTRUMENT: Canon EF 200 Lens f2,8 working at f4,5
CAMERA: QSI 583 WS
MOUNT: EQ3 with Synscan Motors kit. Guiding Synta 70/400 refractor & Starlight Xpress Lodestar
FILTERS: Optolong LRGB Ha 7,5 nm
SKY CONDITIONS: urban skies - Bortle 8
EXPOSURES: HaRGB (80,40,40,40) synthetic luminance
OBJECT DESCRIPTION AND IMAGE SESSION
A large area covered by a dense star cloud and a faint emission nebula in its background spans in more than 2 degrees in the constellation of Centaurus. In dark skies this region is visible at naked eye and present a remarkable contrast with the Coal Sack which is close beside. Astronomer Sven Cederblad published his catalogue of 215 galactic diffuse, emission and reflection nebulas in 1946.
CEDERBLAD 122
STAR CLOUD ASSOCIATED WITH NEBULOSITY IN CENTAURUS
(Image with Labels)
