Observation by Simon Paul Davis: Jellyfish Nebula narrowband

Uploaded by

Simon Paul Davis

Observer

Simon Paul Davis

Observed

2023 Feb 07 - 19:30

Uploaded

2023 Feb 15 - 13:55

Objects

IC443

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Constellation

Gemini

Field centre

RA: 06h18m
Dec: +22°44'
Position angle: -86°41'

Field size

2°08' × 1°44'

Equipment
  • Sharpstar HNT15028 150mm Newtonian
  • ASI1600MM Pro
  • OAG with ASI2900MM
  • Ha and Oiii filter
Exposure

90 x 120 s (Ha), 10 x 600s (Oiii)

Location

Hampshire

Target name

Jellyfish Nebula

Title

Jellyfish Nebula narrowband

About this image

I love this target but have been disappointed in the past not to capture the Oiii signal around the edges. I therefore have adopted the HOO pallette with significantly more exposure time for Oiii (10 minute subs) compared to Ha (2 minute subs). 

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