M 1 Crab planetary nebula HORGB

M 1 CRAB PLANETARY NEBULA HORGB Telescope or Lens: Sky-Watcher Apochromatic 80/521 mm Black Diamond ED Mount: Sky-Watcher AZ-EQ6 GT Guide Scope: SW ED-80BD Guide Camera: SXLoadstarX2 Software: Maxim DL5, CCDStack2, StarTools 1.4, Pixinsight LE, Fitswork 4 Accessories: MPCC Mark III, Atik Filterwheel, SW offaxis guider. Светловодск, Ukraine Light Pollution: Green zone Exposure: 30 x 180" ISO/Gain: 139 - R 30 x 180" ISO/Gain: 139 - G 30 x 180" ISO/Gain: 139 - B 84 x 300" ISO/Gain: 200 - Ha 49 x 300" ISO/Gain: 200 - OIII Доснял и добавил сигнал в фильтре OIII Viewer link: https://deepskyhosting.com/wSl3hjo Author: alexiezkoff