LBN 491 (HII region)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 13 arcminutes across.
From South El Monte , LBN 491 is visible all night. It will become visible at around 20:31 (PDT), 40° above your north-eastern horizon, as dusk fades to darkness. It will be lost to dawn twilight at around 05:14, 42° above your north-western horizon.
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Name
LBN 491
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Object type
HII region
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