again - my 9er TMB Apo was buisy in a night with real good seeing - at least for my place here in Austria. we do not often have a seeing better than 5or 6. but that night we had some 6-7/10 - according to Pickering. so here is the data on the image: Camera: sxv h9c; 30 minutes total exposure; SX original software for image acqu. color conversion and non linear strech. stacking in Images Plus and digital development processing the background in Pixinsight and final processing in PS CS2.