William Apograde Refraktor 3,1" f/6,9 (80/555mm)


26.08.07 / München (Süd)
William Apograde Refraktor 3,1" f/6,9 (80/555mm) + William Reducer/Flattener 0,8x
Starlight Xpress MX716 (6,5x4,8mm 752x582Px 8.6x8.3µm)
10x5min HA, 3x5min OIII, synth. Grünkanal
Filter Astronomik HA 6nm, Astronomik OIII
24.08.07 / Solingen
William Apograde Refraktor 3,1" f/6,9 (80/555mm) + William Reducer/Flattener 0,8x
Starlight Xpress MX716 (6,5x4,8mm 752x582Px 8.6x8.3µm)
7x400s HA, 3x400s OIII, synth. Grünkanal
Filter Astronomik HA 6nm, Astronomik OIII