Sharpless 257 (HII region)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
Finder chart
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From South El Monte , Sharpless 257 is visible in the dawn sky, rising at 00:24 (PDT) and reaching an altitude of 61° above the south-eastern horizon before fading from view as dawn breaks at around 05:34.
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Name
Sharpless 257
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Object type
HII region
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Visibility from South El Monte
All times shown in South El Monte local time.