The dark nebula B 20
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
Finder chart
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From Ashburn , B 20 will become visible at around 21:03 (EDT) as the dusk sky fades, 34° above your north-western horizon. It will then sink towards the horizon, becoming tricky to observe after 22:31 when it dips 22° above your north-western horizon.
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Name
B 20
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Object Type
Dark Nebula
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