Observation by Martin Butcher: M31, M32 and M110

Uploaded by

Stuart Morris

Observer

Martin Butcher

Observed

2009 Sep 17 - 01:20

Uploaded

2021 Mar 27 - 20:14

Objects

The Andromeda Galaxy (M31)
M32
M110

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Constellation

Andromeda

Field centre

RA: 00^h42^m
Dec: +41°14'
Position angle: -6°18'

Field size

3°40' × 2°26'

Equipment

Meade LX-90 8" telescope fitted to its field tripod by an equatorial wedge.
LX-90 Periodic Error Correction enabled.
Dew Removal straps fitted to telescope and camera lens
Telescope and camera powered by Mains Power.
Stock Canon 40D with 200mm f/2.8 lens stopped down to f/4
Telescope driven but unguided

Exposure

Single exposure of 30 seconds taken at ISO200.

Location

Isle of Colonsay

Target name

M31

Title

M31, M32 and M110

About this image

M31, The Andromeda Galaxy, originally the Andromeda Nebula, is a barred spiral galaxy.

M32, is a dwarf "early-type" galaxy, appearing in the constellation Andromeda. M32 is a satellite galaxy of the Andromeda Galaxy.

M110, is a dwarf elliptical galaxy that is a satellite of the Andromeda Galaxy

Equipment used:- Stock Canon 40D with 200mm f/2.8 lens stopped down to f/4 mounted piggy-back on Meade LX-90 8" telescope fitted to its field tripod by an equatorial wedge. Telescope polar aligned. LX-90 Periodic Error Correction enabled. Dew Removal straps fitted to telescope and camera lens and operating. Telescope driven and manually guided. Telescope and camera powered by Mains Power.

Exposure details:- Ten sub-exposures each 5 minutes taken at ISO800. Ambient temperature 7 degrees Celsius.

Processing details:- All 10 sub-exposures calibrated with Dark, Flat-field and Bias master frames before being combined in Images Plus. Image then further processed in Photoshop CS3 and Noise Ninja. North is at the top.

Narrative description:- Twenty seven days after New Moon, the Moon did not rise until after imaging was completed. The weather was calm, with occasional thin high cloud and heavy dew.

Files associated with this observation

MButcherNGC224 or M31 & NGC221 or M32 & NGC205 or M110.jpg (372.2 kB)

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Simon Paul Davis

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