(flat inverted) --- filter B, bin 2, night 220208(flat inverted) --- filter Halpha, bin 2, night 211015(flat inverted) --- filter R, bin 2, night 220208(flat inverted) --- filter SG, bin 2, night 220208(flat inverted) --- filter SI, bin 2, night 220208(flat inverted) --- filter SR, bin 2, night 220208(flat inverted) --- filter SU, bin 2, night 211102(flat inverted) --- filter SZ, bin 2, night 220208(flat inverted) --- filter V, bin 2, night 220208
