LDN 645 (Dark nebula)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 134 arcminutes across.
From Cambridge , LDN 645 is visible in the dawn sky, rising at 23:46 (EDT) and reaching an altitude of 49° above the south-eastern horizon before fading from view as dawn breaks at around 04:45.
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Name
LDN 645
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Object type
Dark nebula
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