LBN 646 (HII region)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 13 arcminutes across.
From Cambridge , LBN 646 is visible all night because it is circumpolar. It will be highest in the sky at 03:20, 70° above your northern horizon. At dusk, it will become visible at around 19:54 (EDT), 28° above your north-eastern horizon. It will be lost to dawn twilight at around 05:18, 63° above your north-western horizon.
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Name
LBN 646
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Object type
HII region
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Position
| Right ascension: | 02h26m [1] |
| Declination: | +62°13' [1] |
| Constellation: | Cassiopeia |