LBN 666 (HII region)

From Cambridge , LBN 666 will become visible at around 19:57 (EDT), 44° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, becoming tricky to observe after 22:39 when it dips 21° above your north-western horizon.
Name
LBN 666
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Object type
HII region
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All times shown in Cambridge local time.