(*TEST* flat inverted) --- filter I, bin 2, night 240411, compared to previous night 240407, sigma = 0.0061 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter V, bin 2, night 240411, compared to previous night 240410, sigma = 0.0080 --- (flat / previous inverted)
(flat inverted) --- filter B, bin 2, night 240410
(flat inverted) --- filter I, bin 2, night 240411
(flat inverted) --- filter R, bin 2, night 240410
(flat inverted) --- filter SG, bin 2, night 240410
(flat inverted) --- filter SI, bin 2, night 240407
(flat inverted) --- filter SR, bin 2, night 240410
(flat inverted) --- filter V, bin 2, night 240410