(*TEST* flat inverted) --- filter B, bin 2, night 210427, compared to previous night 210319, sigma = 0.0401 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter I, bin 2, night 210427, compared to previous night 210319, sigma = 0.0372 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter SG, bin 2, night 210427, compared to previous night 210319, sigma = 0.0421 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter SI, bin 2, night 210427, compared to previous night 210319, sigma = 0.0418 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter SR, bin 2, night 210427, compared to previous night 210319, sigma = 0.0407 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter V, bin 2, night 210427, compared to previous night 210319, sigma = 0.0379 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter ZS, bin 2, night 210427