NGC6888

 Mount:EQ6
Camera:Atik 16HR
Telescope:Takahashi FS60-CB/Tak field flattener
Focal length:355mm->373mmF-ratio: 5.9->6.2
Exposure:34 frames Ha
Guiding system:PHD/Meade DSI color/ED80 600mm
Software:Iris/Photoshop

12 frames Sii/12 frames Oiii added