! table of wavelength ranges affected by flattening artefacts

wave_1   wave_2
-----------------
3245.700 3250.620
4901.813 4923.912
4932.325 4955.838
6055.687 6075.892
6374.181 6400.000
6400.000 6402.670
6729.249 6749.815
6758.079 6779.335
6817.200 6861.866
6921.556 6938.529
6978.586 7000.000
7000.000 7017.304
9076.721 9100.000
9100.000 9118.055