(*TEST* flat inverted) --- filter SG, bin 2, night 210112, compared to previous night 210104, sigma = 0.0101 --- (flat / previous inverted)(*TEST* flat inverted) --- filter SR, bin 2, night 210112, compared to previous night 210104, sigma = 0.0107 --- (flat / previous inverted)(flat inverted) --- filter B, bin 2, night 201228(flat inverted) --- filter SG, bin 2, night 210112(flat inverted) --- filter SI, bin 2, night 201229(flat inverted) --- filter SR, bin 2, night 210112(flat inverted) --- filter V, bin 2, night 210110