Orion Nebula Exmoor 2018

Orion Nebula, Exmoor, 2018

M42

I imaged this from the truly dark skies of Exmoor, Europe's 1st international dark sky reserve. 30 mins total integration time during a few clear, free of clouds, early morning hours (04:22 - 04:54). This image was published on BBC's Sky at Night magazine (January 2019).

Tech Card

Date / Location

10th November 2018, Exmoor, GMT+0, United Kingdom, TEMP: 8C, HUM: 96%, Bortle Class 3 ~SGM: 21.75 mag./arc sec2

Equipment

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

Image Quality

14 bit RAW (NEF)

Exposure time per image / number of composities and sensitivity

ISO 1600, 9 x 180" subs, 1 x 120" sub

Total Integration Time

29mins

Calibration Frames

23 Darks, 23 Bias, 25 Flats

Software

PixInsight 1.8 Core

Photoshop

DEEP SKY

Deep Sky photographs

STARSCAPE

Starscape photographs

SOLAR SYSTEM

Solar system photographs