INFORMATION FOR BODC SERIES REF. NO.    34254                  
                         Sea Floor Pressure Gauge Inventory Number :   6985     
 Start Time : 07 Sep 1980 1052 GMT                  Latitude  :  48deg 47.7min N
 End Time   : 21 Oct 1980 1707 GMT                  Longitude : 007deg 01.4min W
 Nominal Cycle Interval   :  900.0 secs         Sensor Depth    :    125.00m    
                                                Sea Floor Depth :    125.00m    
 Positional Uncertainty   : 0.1 to 0.5 n.miles                                  
 Depth Datum              : Instantaneous                                       
 Project                  : IOS Celtic Sea Experiment 1980                      
 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  : 8012/980/251                                        
 Additional information stored with the data:                                   
    Station L, Celtic Sea.                                                      
    Clock gained 19 seconds over 64 days, 0.75 hours; the  cycle  interval  and 
    time values have been corrected.                                            
    Instrument characteristics and calibration factors                          
           Teleost Pressure Recorder, sensor S/G, serial number 281             
           Original sampling interval          15 minutes                       
           Integration period                        900s                       
           Temperature coefficient         -0.2507Hz/degC                       
           Pressure sensitivity at 8.9106degC 0.0375Hz/mb                       
           To convert pressure to elevation the following                       
           values should be used:                                               
           Density (from CTD casts)          1026.69kg/m3                       
           Gravitational acceleration constant  9.810m/s2                       
 The following additional documents apply to this series:                       
  27731; I.O.S. Calibration and Data Processing of Off-Shore Tide Gauge Data    
  27840; Teleost Pressure Recorder
 Project Document        :   28542