The Cave Nebula (Sharpless 155)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 60 arcminutes across.
From South El Monte , the Cave Nebula is visible all night. It will become visible at around 19:15 (PDT), 51° above your north-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 22:05, 61° above your northern horizon. It will continue to be observable until around 05:20, when it sinks below 21° above your north-western horizon.
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Name
The Cave Nebula (Sharpless 155)
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Object type
HII region
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Position
| Right ascension: | 22h56m [1] |
| Declination: | +62°37' [1] |
| Constellation: | Cepheus |
| Magnitude: | 7.70 (V) [2] |
Sources