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The Seven Sisters | by Hector Ramos
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The Seven Sisters

Messier 45, also known as the Pleiades or Seven Sisters, is an open star cluster of extremely luminous hot blue stars passing through a dust cloud in the constellation of Taurus.

  

DATA

 

This is a composite of twenty 5-minute subexposures:

– 11 luminance exposures, 300s bin1

– 3 red exposures, 300s bin2

– 3 green exposures, 300s bin2

– 3 blue exposures, 300s bin2

 

Color exposures captured on November 23, 2016, luminance exposures captured on November 30, 2016, using Telescope 14 from iTelescope:

 

CCD: SBIG STL-11000M

OTA: 106mm Takahashi FSQ Fluorite

Mount: Paramount GT-1100S equatorial mount

Location: Mayhill, New Mexico.

 

POST-PROCESSING

 

Stacked and stretched with Nebulosity, then adjusted using Photoshop, both on a Mac.

  

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Taken on November 30, 2016