NGC 457 - The Owl Cluster
This is the Owl Cluster in Cassiopeia, also known as NGC 457. The Owl Cluster is about 7,900 light-years away. The two bright stars inside this cluster are magnitude 5 Phi-1 Cassiopeia and magnitude 7 Phi-2 Cassiopeia.
Tech Specs: Orion 8" f/8 Ritchey-Chretien Astrograph Telescope, Celestron CGEM-DX pier mounted, ZWO ASI290MC and ASI071MC-Pro, ZWO AAPlus, ZWO EAF, 54 x 60 seconds at -10C plus darks, processed using DSS. Image Date: November 8, 2021. Location: The Dark Side Observatory, Weatherly, PA, USA (Bortle Class 4).
NGC 457 - The Owl Cluster
This is the Owl Cluster in Cassiopeia, also known as NGC 457. The Owl Cluster is about 7,900 light-years away. The two bright stars inside this cluster are magnitude 5 Phi-1 Cassiopeia and magnitude 7 Phi-2 Cassiopeia.
Tech Specs: Orion 8" f/8 Ritchey-Chretien Astrograph Telescope, Celestron CGEM-DX pier mounted, ZWO ASI290MC and ASI071MC-Pro, ZWO AAPlus, ZWO EAF, 54 x 60 seconds at -10C plus darks, processed using DSS. Image Date: November 8, 2021. Location: The Dark Side Observatory, Weatherly, PA, USA (Bortle Class 4).