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Observation by Mark Phillips: M33 in tri-band

Uploaded by

Mark Phillips

Observer

Mark Phillips

Observed

2021 Oct 09 - 22:02

Uploaded

2021 Oct 10 - 10:41

Objects

The Triangulum Galaxy (M33)

Planetarium overlay









Constellation

Triangulum

Field centre

RA: 01h33m
Dec: +30°39'
Position angle: -50°29'

Field size

1°07' × 0°44'

Equipment
  • 250mm f4.8 Newtonian, MPCC
  • QHY168C @-15°C
  • Altair Astro tri-band filter
Exposure

14x300s, darks flats, dark-flats

Location

Forthimage Observatory, Edinburgh UK

Target name

M33 Triangulum Galaxy

Title

M33 in tri-band

About this image

Only a short cloud window but guiding was particularly good this time at < 0.5". I think narrowband helps to bring out emission regions in external galaxies well without being overwhelmed by general galactic noise and brightness.

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