The Seven Sisters

The Pleiades, also known as the Seven Sisters, is an open cluster of stars located approximately 440 light-years away towards the constellation of Taurus (The Bull), making it the nearest star cluster to Earth. The cluster’s central region spans about eight light-years, with the diameter of the Pleiades as a whole estimated at 43 light-years.

Acquisition December 2020
Total acquisition time of 6.9 hours.

Technical Details
Data acquisition: Terry HANCOCK
Processing: Nicolas ROLLAND
Location: The Grand Mesa Observatory, Whitewater, CO
L 57 x 120 sec
R 39 x 120 sec
G 57 x 120 sec
B 55 x 120 sec
Optics: Takahashi 130 FSQ @ F5
Mount: Paramount ME
CCD: QHY600M CMOS
Pre Processing: CCDstack & Pixinsight
Post Processing: Photoshop CC

Autore: Nicolas Rolland (sito)