(*TEST* flat inverted) --- filter B, bin 2, night 230423, compared to previous night 230422, sigma = 0.0066 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter R, bin 2, night 230423, compared to previous night 230422, sigma = 0.0079 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter SG, bin 2, night 230423, compared to previous night 230422, sigma = 0.0050 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter SI, bin 2, night 230423, compared to previous night 230418, sigma = 0.0148 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter SR, bin 2, night 230423, compared to previous night 230422, sigma = 0.0071 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter SU, bin 2, night 230423, compared to previous night 230422, sigma = 0.0061 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter V, bin 2, night 230423, compared to previous night 230422, sigma = 0.0062 --- (flat / previous inverted)