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 in the dawn sky, rising at 22:19 (PDT) and reaching an altitude of 73° above the eastern horizon before fading from view as dawn breaks at around 05:11.
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Name
LBN 721
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Object type
HII region
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