Celestial hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  Crescent nebula  ·  NGC 6888
Crescent Nebula - NGC 6888, Dave Swenson
Crescent Nebula - NGC 6888
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Crescent Nebula - NGC 6888

Crescent Nebula - NGC 6888, Dave Swenson
Crescent Nebula - NGC 6888
Powered byPixInsight

Crescent Nebula - NGC 6888

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Description

Crescent Nebula (NGC 6888), taken under nicely dark skies at CalStar Fall 2019 (Lake San Antonio, CA).

88 frames for a total of 4.2 hours:

- Ha 48x120s (139/21 gain/offset)

- OIII 40 x120s (139/21 gain/offset)

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Crescent Nebula - NGC 6888, Dave Swenson