The format of the data is as follows (Oct.-11, 2004, amue): #1: time in minutes after Nov.-17, 1858 00:01 UTC (modified Julian Day) #2: longitude #3: latitude #4: bin number #5: velocity east (cm/s) #6: velocity north (cm/s) #7: bottom depth either from bottom-track or SeaBeam #8: ship's speed (m/s) #9: ship's heading (degrees) #10: percent good pings (passing screening) water tracking ping #11: percent good pings (passing screening) bottom tracking pings #12: percent bottom-tracking pings (100-#12 give percent GPS-referenced pings) #13: vertical velocity (cm/s) for quality control #14: error velocity (cm/s) for quality control #15: standard deviation of ship speed (cm/s) during averaging interval #16: echo intensite (db) #17: ignore #18: standard deviation of water velocity (cm/s) during averaging interval #19: Center of bin depth (m) below surface #20: Profile number