Objekt: M20. Datum (UT): 2021-07-07. Tid (UT): 23:00. Exponeringstid: 5x60s+12x120s+1x180s+7x300s L, 5x60s+15x120s R, 5x60s+15x120s G, 5x60s+15x120s B. Kalibrering: bias, dark. Bildbehandling: PixInsight, Photoshop. Bin: 1. Kameratemperatur: -10. Autoguidning: Ja. Väder: Klart. Måne: Ingen måne. Teleskop: 432 mm f/6.8 (Planewave CDK17). Montering: Paramount ME. Kamera: SBIG STXL-11002. Plats: Margareta Westlundteleskopet (SAAF), Oria, Spanien. Mjukvara: The SkyX, MaximDL, PWI. Filter: L, R, G, B. Fotograf: Johan Warell, Peter Folkesson.