INFORMATION FOR BODC SERIES REF. NO.    34186                  
                                                                                
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                         Sea Floor Pressure Gauge Inventory Number :   6972     
                                                                                
 Start Time : 07 May 1981 0859 GMT                  Latitude  :  54deg 00.6min N
 End Time   : 13 Jun 1981 1829 GMT                  Longitude : 000deg 50.4min E
                                                                                
 Nominal Cycle Interval   :  900.0 secs         Sensor Depth    :     48.00m    
                                                Sea Floor Depth :     48.00m    
                                                                                
 Positional Uncertainty   : 0.1 to 0.5 n.miles                                  
 Depth Datum              : Instantaneous                                       
                                                                                
 Project                  : IOS North Sea Experiment 1981                       
                                                                                
 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  : 815/981/127                                         
                                                                                
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 Additional information stored with the data:                                   
                                                                                
    Station E, North Sea.                                                       
    Clock lost 2 seconds over 54 days, 4.5 hours; the cycle interval  and  time 
    values have been corrected.                                                 
                                                                                
    Instrument characteristics and calibration factors                          
           Aanderaa WLR-5 , sensor DIG, serial number 500                       
           Original sampling interval          15 minutes                       
           Integration period                        100s                       
           Pressure sensitivity           13.846counts/mb                       
                                                                                
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 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                        
 Project Document        :   28556                                                  
                                                                                
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