The open cluster NGC 6639
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
Finder chart
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From Cambridge , NGC 6639 is visible in the evening sky, becoming accessible around 20:41 (EDT) as the dusk sky fades, 34° above your southern horizon. It will then reach its highest point in the sky at 20:59, 34° above your southern horizon. It will continue to be observable until around 23:50, when it sinks below 22° above your south-western horizon.
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Name
NGC 6639
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Object Type
Open Cluster
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