The alphanumeric sequence circled by Ehman, 6EQUJ5, represents the intensity variation of the radio signal over time, measured as unitless signal-to-noise ratio and ranging from 0 to 36, with the noise averaged over the previous few minutes.
The alphanumeric sequence circled by Ehman, 6EQUJ5, represents the intensity variation of the radio signal over time. The intensity is measured as unitless signal-to-noise ratio, ranging from 0 to 36, where the noise was averaged for that band over the previous few minutes.