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Thor's Helmet Nebula | by AstroBackyard
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Thor's Helmet Nebula

Here is NGC 2539 in the constellation Canis Major.

 

This image was captured on Tuesday night under a bright (nearly) full moon using narrowband filters and a monochrome camera.

 

Starlight Xpress SX-42 Mono CCD

Astronomik 6nm Filters (Ha, OIII)

Starlight Xpress Lodestar X2

Sky-Watcher EQ8-R Pro

Sky-Watcher Esprit 150 Triplet APO

 

22 x 6-minutes Ha

13 x 6-minute OIII

 

 

 

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Uploaded on March 14, 2020