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BAA Images Alun Halsey

Observation by Alun Halsey: Messier 1

Uploaded by

Alun Halsey

Observer

Alun Halsey

Observed

2018 Dec 01 - 12:23

Uploaded

2018 Dec 01 - 12:23

Objects

M1

Planetarium overlay









Constellation

Taurus

Field centre

RA: 05h34m
Dec: +22°01'
Position angle: +78°10'

Field size

0°12' × 0°09'

Equipment
  • C9.25 SCT working at F/10
  • Atik 314L/Starlight Xpress filterwheel
  • Baader 2" narrowband filters
  • off axis guider/GPcam2 130m
  • EQ6 Pro
Exposure

Total of 2 hours,4x900sec Ha,4x900sec OIII

Location

Reading Berkshire UK

Target name

Messier 1 (Crab nebula)

Title

Messier 1

About this image

 Using the C9.25 at f/10 I captured 4 subs at 900 seconds each in Ha and same again in OIII,stacked in Deepskystacker,colour combined in Maxim DL4 (Ha,OIII,OIII) final processing in Photoshop CS2.

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