(*TEST* flat inverted) --- filter I, bin 1, night 241122, compared to previous night 241119, sigma = 0.0066 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter R, bin 1, night 241122, compared to previous night 241119, sigma = 0.0765 --- (flat / previous inverted)
(flat inverted) --- filter B, bin 1, night 241119
(flat inverted) --- filter GR, bin 1, night 220219
(flat inverted) --- filter I, bin 1, night 241122
(flat inverted) --- filter R, bin 1, night 241122
(flat inverted) --- filter SU, bin 1, night 241119
(flat inverted) --- filter V, bin 1, night 241119