NGC6939 + NGC6946 - RGB - 2022-08-26
Spiral galaxy NGC 6946 and open star cluster NGC 6939 are situated within 1 degree of each other in the constellation Cepheus. While the galaxy is much larger than the cluster, it is also roughly 10,000 times farther away, making them appear about the same size in the sky. This image is a 2 panel mosaic intentionally composed to provide a panoramic perspective.
Telescope: Celestron Edge HD 8 at f/7
Camera: QSI 683wsg
Mount: Astro-Physics Mach 1 GTO
Integration: Approx 40 mins each of RGB (~8 x 5 minute subframes) per panel
Processing Software: PixInsight, PaintShop Pro
Captured under dark skies near Goldendale, WA.
NGC6939 + NGC6946 - RGB - 2022-08-26
Spiral galaxy NGC 6946 and open star cluster NGC 6939 are situated within 1 degree of each other in the constellation Cepheus. While the galaxy is much larger than the cluster, it is also roughly 10,000 times farther away, making them appear about the same size in the sky. This image is a 2 panel mosaic intentionally composed to provide a panoramic perspective.
Telescope: Celestron Edge HD 8 at f/7
Camera: QSI 683wsg
Mount: Astro-Physics Mach 1 GTO
Integration: Approx 40 mins each of RGB (~8 x 5 minute subframes) per panel
Processing Software: PixInsight, PaintShop Pro
Captured under dark skies near Goldendale, WA.