(*TEST* flat inverted) --- filter SG, bin 1, night 250222, compared to previous night 250220, sigma = 0.0094 --- (flat / previous inverted)(flat inverted) --- filter B, bin 1, night 250218(flat inverted) --- filter I, bin 1, night 250218(flat inverted) --- filter R, bin 1, night 250218(flat inverted) --- filter SG, bin 1, night 250222(flat inverted) --- filter SI, bin 1, night 250218(flat inverted) --- filter SR, bin 1, night 250218(flat inverted) --- filter V, bin 1, night 250218
