Graff's Cluster (Open Cluster)

Image of Graff's Cluster
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 24 arcminutes across.
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From Ashburn (click to change), Graff's Cluster is visible in the evening sky, becoming accessible at around 21:12 (EDT) as the dusk sky fades, 53° above your south-eastern horizon. It will then reach its highest point in the sky at 22:11, 56° above your southern horizon. It will continue to be observable until around 02:53, when it sinks to 19° above your western horizon.

Name Graff's Cluster
Object Type Open Cluster
Other Names
IC 4756
Cr 386
Mel 210
Constellation:Serpens Cauda
Magnitude:4.60 (V)[1]
4.96 (B)[1]
B-V Color (mag):0.36
Right Ascension:18h38m [1]
Declination:+05°27' [1]
Distance:484.0 parsec
1577.8 lightyears [1]
Derived Quantities
Absolute Mag (V):-3.82
01 Jul 2019  –  IC4756 is well placed
01 Jul 2020  –  IC4756 is well placed
01 Jul 2021  –  IC4756 is well placed
01 Jul 2022  –  IC4756 is well placed
01 Jul 2023  –  IC4756 is well placed
01 Jul 2024  –  IC4756 is well placed
01 Jul 2025  –  IC4756 is well placed
01 Jul 2026  –  IC4756 is well placed




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