C49 - Rosette Nebula

 Posted: Jan 25th, 2026
Technical Info
Telescope/Lens: Sky-Watcher 72ED evostar
Camera: ZWO ASI183 MC PRO
Mount: HEQ5 Pro (Rowan belt modification)
Guide Scope: Sky-Watcher 72ED + Askar OAG-M54
Guide Camera: ZWO ASI120MM mini
Software: ZWO ASIStudio 1.17.0; GraXpert 3.1.0 rc2; Siril 1.4.0; Affinity Photo 2.6.5
Accessories: ASIAIR PRO; Field Flattener 2"; ZWO EAF; ZWO Filter Wheel mini;
Exposure:
50 x 300" ISO/Gain: 270 - Lights + ASIDB HaO3 Filter
 Ansião, Portugal
 Dec 14th, 2025
4 h 10 m
33
Resolution: 5261x3597 px
Scale: 20924 KB
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