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Sadr: Butterfly Nebula image

Sadr: Butterfly Nebula

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Contains: Deep sky object
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Object: The Sadr Region (also known as IC 1318 or the Gamma Cygni Nebula) in the constellation Cygnus Sadr, Gamma Cygni (γ Cyg) is a yellow-white supergiant star located in the constellation Cygnus. With an apparent magnitude of 2.23, it is the constellation’s second brightest star, after Deneb. Sadr lies at an approximate distance of 1,800 light years from Earth. Exposures: 6 hours 15 minutes 75x300sec (33 Ha and 13 Oii and 29 Sii) Bortle scale: 5 Optic: AT72EDII F6 with .7 reducer/flattener Camera: ASI294MM Pro gain 121 temp -14.8°C Mount: iOptron CEM26 guided Filter: ZWO 7nm Ha&Sii and Astrodon 3nm Oiii Softwares: PixInsight & PS Note: imaged last night in my backyard between fireworks ? 7/4/21 & 7/5/21.