M33 – The Triangulum Galaxy

Data acquired between September and October 2025. About 37 hours of integrated data.

M33 – Triangulum Galaxy

Integration: 556 x 240 seconds (37 hours 4 minutes)

Moon Illumination: 0% to 100%

Seeing: Average to Good

Transparency: Average to Good

NELM: Mag 3 to 4

Imaging: Askar V, Reducer 80mm (384mm), Ogma AP26CC (IMX571), Filters: Antlia Triband RGB Ultra II

Guiding: Skywatcher Evoguide 50DX, Player One Uranus C, Filter: UV-IR Cut

Mount: Skywatcher Wave 100i

Software: Green Swamp Server, ASCOM, NINA (Acquisition) and PHD2 (Guiding)

Integration: 556 x 240 seconds (37 hours 4 minutes), 15 Darks, 50 DarkFlats (Bias), 50 Flats

Processing: Siril for stacking, processing, and Starnet++

1. Crop, RGB Align

2. Astrometry

3. A. Background Extraction Graxpert (1.0)

B. Spectrophotometric Color Calibration (GAIA)

C. GraXpert Denoise

1. Starnet

2. Starless – VeraLux HMS, VeraLux Curves, SCNR, GraXpert (Denoise, Deconvolution), VeraLux Revela

3. Starmask: GraXpert Denoise, SCNR, Saturation

4. Star Recomposition with VeraLux Starcomposer

5. Save as jpg