Type: 		"C" Current (ADCP)
Bot. Depth: 	bottom depth
Depth:		measurement depth (disregard data with Bot. Depth<Depth)
Correl:         This field corresponds to a corellation, in RDI 
                (the manufacturer) definition. It is a measure of data 
	        quality. The unit is "count". It measures the signal to 
	        noise ratio. 
Jrs. Cal:	is the decimal day of the year, for e.g., 184.152060185 is
                2019-07-04 03:38:57.999 
