Sharpless 139 (HII region)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From South El Monte , Sharpless 139 is visible all night. It will become visible at around 21:13 (PDT), 23° above your north-eastern horizon, as dusk fades to darkness. It will be lost to dawn twilight at around 04:39, 64° above your northern horizon.
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Name
Sharpless 139
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Object type
HII region
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