LDN 581 (Dark nebula)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 16 arcminutes across.
From South El Monte , LDN 581 will become visible at around 19:14 (PDT), 49° above your south-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 00:04.
Name
LDN 581
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Object type
Dark nebula
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