(flat inverted) --- filter B, bin 1, night 211010
(flat inverted) --- filter C, bin 1, night 211010
(flat inverted) --- filter I, bin 1, night 211010
(flat inverted) --- filter SG, bin 1, night 180127
(flat inverted) --- filter SI, bin 1, night 180127
(flat inverted) --- filter SR, bin 1, night 211010
(flat inverted) --- filter SU, bin 1, night 211010
(flat inverted) --- filter U, bin 1, night 180125
(flat inverted) --- filter V, bin 1, night 211010
(flat inverted) --- filter Y, bin 1, night 211010
(flat inverted) --- filter ZS, bin 1, night 211010