(*TEST* flat inverted) --- filter SG, bin 2, night 210219, compared to previous night 210216, sigma = 0.0101 --- (flat / previous inverted)(*TEST* flat inverted) --- filter SR, bin 2, night 210219, compared to previous night 210206, sigma = 0.0093 --- (flat / previous inverted)(flat inverted) --- filter B, bin 2, night 210202(flat inverted) --- filter SG, bin 2, night 210219(flat inverted) --- filter SI, bin 2, night 210217(flat inverted) --- filter SR, bin 2, night 210219(flat inverted) --- filter V, bin 2, night 210218