INFORMATION FOR BODC SERIES REF. NO. 33889 =============================================================================== Sea Floor Pressure Gauge Inventory Number : 6956 Start Time : 21 Mar 1977 1728 GMT Latitude : 54deg 09.2min N End Time : 24 Apr 1977 1328 GMT Longitude : 003deg 04.2min W Nominal Cycle Interval : 900.0 secs Sensor Depth : 29.00m Sea Floor Depth : 29.00m Positional Uncertainty : 0.1 to 0.5 n.miles Depth Datum : Instantaneous 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 : 773/977/080 =============================================================================== Additional information stored with the data: Station 34, Irish Sea. Clock gained 62 seconds over 60 days, 6 hours; the cycle interval and time values have been corrected. Instrument characteristics and calibration factors Aanderaa Pressure Recorder Type TG-2A, serial number 64 Original sampling interval 15 minutes Integration period 104s No temperature correction made Pressure sensitivity at 8degC 0.1878Hz/mb To convert pressure to elevation the following values should be used: Density (from CTD casts) 1025.813kg/m3 Gravitational acceleration constant 9.814m/s2 ------------------------------------------------------------------------------- The following additional documents apply to this series: 27731; I.O.S. Calibration and Data Processing of Off-Shore Tide Gauge Data 27806; Aanderaa Pressure Recorder Type TG-2A and WLR-5 ===============================================================================