(*TEST* flat inverted) --- filter B, bin 1, night 211220, compared to previous night 211212, sigma = 0.0050 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter I, bin 1, night 211220, compared to previous night 211212, sigma = 0.0053 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter R, bin 1, night 211220, compared to previous night 211212, sigma = 0.0051 --- (flat / previous inverted)
(*TEST* flat inverted) --- filter V, bin 1, night 211220, compared to previous night 211212, sigma = 0.0052 --- (flat / previous inverted)
(flat inverted) --- filter B, bin 1, night 211220
(flat inverted) --- filter C, bin 1, night 201004
(flat inverted) --- filter CV, bin 1, night 210220
(flat inverted) --- filter I, bin 1, night 211220
(flat inverted) --- filter R, bin 1, night 211220
(flat inverted) --- filter V, bin 1, night 211220