I0 for each wavelength from 6614-6746 nm.

Supplementary Table 1: I₀ for each wavelength from 6614-6746 nm.

Wavelength	6614	6618.4	6622.8	6627.2	6631.6	6636	6640.4	6644.8
I₀	0	6.67	13.33	20	26.67	33.33	40	46.67
Wavelength	6649.2	6653.6	6658	6662.4	6666.8	6671.2	6675.6	6680
I₀	53.33	60	66.67	73.33	80	86.67	93.33	100
Wavelength	6684.4	6688.8	6693.2	6697.6	6702	6706.4	6710.8	6715.2
I₀	93.33	86.67	80	73.33	66.67	60	53.33	46.67
Wavelength	6719.6	6724	6728.4	6732.8	6737.2	6741.6	6746
I₀	40	33.33	26.67	20	13.33	6.67	0