[graham.hobart (Graham stevens)]

Hi All, this is the fruit of three nights between clouds. 4hrs 40mins of five minute subs. Fully calibrated with darks, flats, dark flats and bias frames and I still can't get rid of the gradient.
Any tips greatly appreciated- have tried WIPE in Star Tools already!
Orion Eon refractor f6 110mm
QHY 8 OSC (old style)
Cheers
Graz.