SH2-155 – The Cave Nebula

Camera: ATIK 383L+ sensor -25°C with Atik EFW2
Optics: Takahashi FSQ85 ED “BabyQ” with focal reducer
Filters: Baader 36mm
Exposure time (seconds):
L: 8×1200 bin 1×1
R: 6×600 bin 1×1
G: 6×600 bin 1×1
B: 10×600 bin 1×1
HA: 12×1200 bin 1×1
Guiding camera: Starlight Xpress Lodestar on TS-OAG9 off-axis guider

Place: Monte Nerone (PU) Italy
Date: 25/08/2011_31/08/2013