M81-M82-PGC28757 & Flux Nebula M81-M82-PGC28757(Holmberg IX) & Flux Nebula (IFN) - Ursa Major

This image is a combination of three different acquisitions made with three different telescopes.

Background, Stars & IFN
(M.Angelini - FITs courtesy of V.Suma)
TEC 140 - FLI8300, Dome#1 - Brallo di Pregola

M81 (F.Antonucci, M.Angelini, F.Tagliani)
DKA 12" F/7,8 - SBIG STX16803, Dome#2 - Brallo di Pregola

M82 Luminance (M.Angelini)
RC 300 F/9 - SBIG ST-8XME, Oss. Trivolzio (PV)

M82 RGB (M.Angelini - FITs courtesy of V.Suma)
TEC 140 - FLI8300, Dome#1 - Brallo di Pregola

The image has been calibrated for High-Brightness LED Monitors: the Flux Nebula might look fainter in a darker monitors