
M31 – Andromeda Galaxy (Pat Devine)
August 14th – Edinburgh Bortle 7/8 zone
Celestron RASA 8″
ZWO 183mc pro
Optolong L-Pro filter
ZWO air pro
Sky-Watcher HEQ5 Pro
60 X 60s lights; with flats, darks and bias
Gain 122 at -10C
processed Pixinsight

M31 Andromeda Galaxy(Nigel Goodman)
270821 102ED 0.75red LProMax 391g 20of x35 MS Photo-DeNoiseAI-standard
After a long summer of no DSO astro, felt rusty doing this one. 35 exposures stacked gain 391, Offset 20, -15C, 102ED, 0.75X reducer. AA294C, APT, APP,LR, MS Photo, Topaz DN.

M31 narrowband (Pat Devine).
January 27th 2022 from 20:05
Edinburgh Bortle 8 zone
Celestron RASA 8″
ZWO 183mc pro
ZWO EAF
IDAS NBZ
ZWO air pro
Sky-Watcher HEQ5 Pro
120*30s lights with flats, darks and bias
Gain 122 at -10C
Processed in APP , Pixinsight and Photoshop

Andromeda Galaxy (M31) and M32 (Ian Smith)
Skywatcher 190MN, NEQ6 mount, Altair Tri-band filter, ASI294MC Pro at -20C. 80 x 1 minute exposures (1 hours 20 minutes) at Gain 120, Offset 30, 50 dark frames, 50 flat fields and 50 dark flat frames.
Processed in APP, Pixinsight Topaz denoise and Photoshop.
Imaged between 18:52 and 20:54 20th of January, 2022.
Lots of thin clouds streamed past.

Messier 31 (Michael McGovern)
Messier 31 taken on 2nd October 2022. 23 x 240s exposures taken with a SkyWatcher Esprit 100ED and ZWO ASI294MC Pro cooled to -10 with Optolong L-Pro filter. Stacked using Astro Pixel Processor and processed in StarTools. This is a “work in progress”, with more data to be added when the weather allows.

M31 (Michael McGovern)
57 x 240s and 2 x 900s over several nights in November 2022. SkyWatcher Esprit 100ED, ZWO ASI294MC Pro cooled to -10, Optolong L-Pro filter, Astro Pixel Processor, StarTools and GIMP.

Andromeda Galaxy – M31 (Eros Tang)
about 9.5 hours Integration time
20x120sec R,G,B
40x180sec L
33x300sec L
30x180sec HA
17×300 HA
Equipment
WO Star 71, ZWO ASI2600MM
Processing
APP, Photoshop & Pixinsight