Globular cluster M13, NGC 6205

Globular cluster M13, NGC 6205 Mount: MT-90 Telescope: TS-Photon 8" f/4 Coma corrector: Starizona Nexys 0.75x Camera: ZWO ASI 533C Pro Filter: None Guide scope: Svbony 60/240 Guide camera: T7 Astro Total integration: 1.47 hours Single exposure: 100 seconds Bin: 1x1 Sensor temperature: -5°C ISO/Gain: 100 Full calibration: 30 frames each (darks, biases, flats) Processing: DSS, FITStacker, Ps Sky brightness: Blue zone Date: 05/04/22