The light of the famous star cluster Pleiades (M45), the Seven Ancient Greek Sisters, travelled 400 light years and highlighted unrelated cosmic dust that spans over 20 light years to reach my camera sensor under the pristine dark skies of Exmoor.
10th November 2018, Exmoor, GMT+0, United Kingdom, TEMP: 8C, HUM: 96%, Bortle Class 3 ~SGM: 21.75 mag./arc sec2
Camera: Nikon D810A
Imaging Telescope: Takahashi FS-60CB
Correcting Lens: Takahashi Reducer 0.72x (composite focal length at 264mm and focal ratio at f/4.9)
Mount: iOptron CEM25EC
14 bit RAW (NEF)
ISO 1600, 1 x 180" subs
ISO 3200, 20 x 180" subs
1hr 3mins
23 Darks, 23 Bias, 25 Flats
PixInsight 1.8 Core
Photoshop