Sharpless 121 (HII region)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From South El Monte , Sharpless 121 will become visible at around 17:46 (PST), 62° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 01:23.
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Name
Sharpless 121
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Object type
HII region
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