Informationen: Die Aufnahme zeigt den Emissionsnebel und eine HII-Region im Sternbild Kassiopeia. Die Blase ist etwa 8000 Lichtjahre von der Erde entfernt. Ein O Stern stösst grosse Mengen an Gas aus, welches als Sternenwind eine gut sichtbare Stosswelle bildet. Die Blase hat einen Durchmesser von gut 10 Lichtjahren.
Aufnahmedetails (Kalibration mit Bias, Darks und Flats)
Stern:
5 x 180s blau, Astrodon Gen2 E-Serie Filter
5 x 180s grün, Astrodon Gen2 E-Serie Filter
5 x 180s rot, Astrodon Gen2 E-Serie Filter
Nebel:
28 x 300s, 4 x 600s Ha, Astrodon 5nm
25 x 300s, 4 x 600s OIII, Astrodon 5nm
31 x 300s, 2 x 600s SII, Astrodon 5nm
Belichtungszeit Total: 9h 25m
Aufnahmeort: Beobachtungsstation der AGZO (Astronomische Gesellschaft Zürcher Oberland) auf dem Güntisberg bei Wald auf rund 753m über Meer.
Teleskop: TS-Optics GSO 10″ f/8 RC mit Carbon Truss Tubus, 2000mm Brennweite, 250mm Hauptspiegeldurchmesser, 3 Zoll TS-Optics Flattener und Blendrohrverlängerung
Montierung: 10micron GM1000HPS
Kamera: ZWO ASI 6200MM pro, gekühlt auf -15°C
Nachführung: ZWO ASI 220MM Mini und ZWO OAG
Fokuseinrichtung: MoonLite NiteCrawler WR30
Verwendete Software: NINA, PHD2, PixInsight mit verschiedenen hilfreichen Scripts
Copyright: Stefan Zbinden, Stäfa
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