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 morning sky, becoming accessible around 23:51, when it reaches an altitude of 21° above your eastern horizon. It will then reach its highest point in the sky at 04:52, 73° above your southern horizon. It will be lost to dawn twilight around 06:02, 67° above your south-western horizon.
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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.