(*TEST* flat inverted) --- filter Lum, bin 1, night 211212, compared to previous night 211211, sigma = 0.0040 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter r', bin 1, night 211212, compared to previous night 211211, sigma = 0.0038 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter V, bin 1, night 211212, compared to previous night 211211, sigma = 0.0041 --- (flat / previous inverted)
(flat inverted) --- filter B, bin 1, night 211211
(flat inverted) --- filter i', bin 1, night 211211
(flat inverted) --- filter Lum, bin 1, night 211211
(flat inverted) --- filter r', bin 1, night 211211
(flat inverted) --- filter R, bin 1, night 211211
(flat inverted) --- filter V, bin 1, night 211211