INFORMATION FOR BODC SERIES REF. NO. 33853 =============================================================================== Sea Floor Pressure Gauge Inventory Number : 6954 Start Time : 14 Mar 1976 1552 GMT Latitude : 59deg 19.5min N End Time : 17 Apr 1976 0652 GMT Longitude : 002deg 46.7min E Nominal Cycle Interval : 900.0 secs Sensor Depth : 119.00m Sea Floor Depth : 119.00m Positional Uncertainty : 0.1 to 0.5 n.miles Depth Datum : Instantaneous Project : JONSDAP 1976 Data Category : Offshore sea floor pressure series Instrument Type : Tide gauge (unspecified) Instrument Mounting : Sea floor - fixed Originator Laboratory : Proudman Oceanographic Laboratory, Bidston, UK Originator's Identifier : 764/976/074 =============================================================================== Additional information stored with the data: Station 56, Northern North Sea Clock gained 6 seconds over 36 days, 16 hours; the cycle interval and time values have been corrected. Instrument characteristics and calibration factors OSTG Mk II, logger 01, sensor VIB 1/1 Original sampling interval 15 minutes Integration period 900s Temperature coefficient 1.7mb/degC Pressure sensitivity at 6.34degC 0.037Hz/mb To convert pressure to elevation the following values should be used: Density (from CTD casts) 1028.623kg/m3 Gravitational acceleration constant 9.819m/s2 ------------------------------------------------------------------------------- The following additional documents apply to this series: 27731; I.O.S. Calibration and Data Processing of Off-Shore Tide Gauge Data 27762; Off-Shore Tide Gauge Mark II Project Document : 12764 ===============================================================================