The dark nebula B 40
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
Finder chart
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From Fairfield , B 40 will become visible around 20:50 (EDT) as the dusk sky fades, 24° above your south-western horizon. It will then sink towards the horizon, setting at 23:53.
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Name
B 40
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Object Type
Dark Nebula
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