(*TEST* flat inverted) --- filter B, bin 1, night 220420, compared to previous night 220418, sigma = 0.0241 --- (flat / previous inverted)(*TEST* flat inverted) --- filter I, bin 1, night 220420, compared to previous night 220418, sigma = 0.0034 --- (flat / previous inverted)(*TEST* flat inverted) --- filter R, bin 1, night 220420, compared to previous night 220418, sigma = 0.0028 --- (flat / previous inverted)(*TEST* flat inverted) --- filter SU, bin 1, night 220420, compared to previous night 220418, sigma = 0.0051 --- (flat / previous inverted)(*TEST* flat inverted) --- filter V, bin 1, night 220420, compared to previous night 220418, sigma = 0.0026 --- (flat / previous inverted)(flat inverted) --- filter B, bin 1, night 220420(flat inverted) --- filter GR, bin 1, night 220219(flat inverted) --- filter I, bin 1, night 220420(flat inverted) --- filter R, bin 1, night 220420(flat inverted) --- filter SU, bin 1, night 220420(flat inverted) --- filter V, bin 1, night 220420