NGC6421 (Asterism)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From South El Monte , NGC6421 is visible in the evening sky, becoming accessible around 20:35 (PDT), 22° above your southern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 20:39, 22° above your southern horizon. It will continue to be observable until around 21:04, when it sinks below 21° above your southern horizon.
Name
NGC6421
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Object type
Asterism
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Source