LBN 721 (HII region)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 12 arcminutes across.
From South El Monte , LBN 721 is visible from soon after it rises, at 13:15, until soon before it sets at 05:38.
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Name
LBN 721
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Object type
HII region
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Position
| Right ascension: | 03h35m [1] |
| Declination: | +37°59' [1] |
| Constellation: | Perseus |
| Angular dimensions: | 12.0 arcmin |