LBN 540 (HII region)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 60 arcminutes across.
From South El Monte , LBN 540 is visible all night. It will become visible at around 19:19 (PDT), 48° above your north-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 22:36, 63° above your northern horizon. It will continue to be observable until around 05:39, when it sinks below 21° above your north-western horizon.
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Name
LBN 540
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Object type
HII region
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Position
| Right ascension: | 23h16m [1] |
| Declination: | +60°16' [1] |
| Constellation: | Cassiopeia |