TMB 80/480 Piggybacked on a 8" Meade LX-90 GPS with standard wedge QSI 583ws with Tele Vue TRF-2008 Focal Reducer spaced at 57mm. Baader LRGBHa Filter set. Tccd -25C.
Autoguided using LX-90 with Meade 3.3 FR and DSIIc with 1.0S update rate in MaximDL (via QSI relays & APM)
L:8 960S un-binned subframes, RGB:10 240S 2x2 binned subframes, dark, flat frame, bias calibration and stacking done in MaximDL. Luminance frame sigma-scaled, wavelet iterative filter applied, and then gammalog stretched. RGB frames sigma scaled, and wavelet iterative noise filter applied. LRGB image then formed in AIP4Win2.2 using the join colours tool. Final curves tweak and slight unsharp mask in Photoshop.
Taken on 27-11-2010
Notes: Taken in one session. Seeing not particularly good but this has been the first clear night with no moon for several months here.