Sharpless 166 (HII region)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From Cambridge , Sharpless 166 is visible all night because it is circumpolar. It will be highest in the sky at 19:16, 71° above your northern horizon. At dusk, it will become visible at around 17:27 (EST), 65° above your north-eastern horizon. It will be lost to dawn twilight at around 05:30, 15° above your northern horizon.
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Name
Sharpless 166
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Object type
HII region
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Position
| Right ascension: | 23h42m [1] |
| Declination: | +60°58' [1] |
| Constellation: | Cassiopeia |