_id SensorTimestamp No. Zero Crossings (Number) HAvg (Av Wave Height) (Meters) Tz (Mean Spectral Period) (Seconds) HMax (Max Wave Height) (Meters) HSig (Significant Wave Height) (Meters) TSig (Significant Period) (Seconds) H10 (Meters) T10 (Seconds) TAvg (Mean Wave Period) (Seconds) Tp (Peak Period) (Seconds) TP5 (Seconds) Hm0 (Meters) Mean Direction (Degrees) Mean Spread (Degrees)