LBN 643 (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 Cambridge , LBN 643 is visible all night because it is circumpolar. It will be highest in the sky shortly before dawn, when it will be lost to twilight at around 03:59, 29° above your northern horizon. At dusk, it will become visible at around 21:20 (EDT), 24° above your northern horizon.
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Name
LBN 643
|
Object type
HII region
|
Position
| Right ascension: | 02h51m [1] |
| Declination: | +68°52' [1] |
| Constellation: | Cassiopeia |
Visibility from Cambridge
All times shown in Cambridge local time.