8" Meade LX-90 GPS with standard wedge
Meade DSI IIIc with Meade F6.3 Focal Reducer + 30mm Extension. Autoguided with Starlight 80 + DSIc with 4.0S update rate in PHD (via GPUSB & APM) PEC correction on.
19 120S Subs, Dark subtract done on the fly in Envisage, hand picked subs, flat frame, bias calibration and stacking done in AIP4Win 2.2 for each individual LRGB channel. Calibrated channels registered and joined in AIP4WIN 2.2 using the join colours tool. Final finishing in Photoshop with slight unsharp mask. Same colour/luminence data as previous image.
Taken on 3-01-2009
Seeing was not particularly good, and the frames taken through a significant skyglow.