152mm A+M Refractor(OfficinaStellare-1200mmF/L) using a TeleVue 2.5XPowerMate for an effect of 2960mmFL and using a CanonEOSII RebelT7i modified UV-IR @ Hutech on an Astro-Physics 1200GTO Mount and using MaximDL Pro V6.16 for six each of 147sec and 67sec at ISO3200-6400-12800 for a total of twelve RAWMonochrome Autosaves , Sum stacked ... this image was recently taken and M81 is in the NorthWest and going down fast ... but when it's in the NorthEast it can be gotten with more images .x
