NGC 1554   Schaumasse (400/5000) - L:51*70" - Binning 2x2 - 04/01/06 NGC 2903   Schaumasse (400/5000) - L:75*45" - Halpha,V,B - 29/12/05 NGC 2438   Schaumasse (400/5000) - L=C:35*45" + Halpha + V + B; Halpha: 26*45"; V:18*45"; B:30*45" - Binning 2x2 - 04/01/06