(flat inverted) --- filter B, bin 2, night 201001, compared to previous night 200926, sigma = 0.0035 --- (flat / previous inverted)(flat inverted) --- filter I, bin 2, night 201001, compared to previous night 200926, sigma = 0.0044 --- (flat / previous inverted)(flat inverted) --- filter SG, bin 2, night 200930(flat inverted) --- filter SI, bin 2, night 201001, compared to previous night 200926, sigma = 0.0035 --- (flat / previous inverted)(flat inverted) --- filter SR, bin 2, night 200930(flat inverted) --- filter SU, bin 2, night 200930(flat inverted) --- filter V, bin 2, night 200930(flat inverted) --- filter ZS, bin 2, night 200930