Barnard 166 (Dark nebula)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From South El Monte , Barnard 166 will become visible at around 17:49 (PST), 57° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, becoming tricky to observe after 22:50 when it dips 21° above your north-western horizon.
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Name
Barnard 166
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Object type
Dark nebula
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Position
| Right ascension: | 21h51m [1] |
| Declination: | +60°05' [1] |
| Constellation: | Cepheus |
| Angular dimensions: | 5.0 arcmin |