INFORMATION FOR BODC SERIES REF. NO.    34205                  
                                                                                
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                         Sea Floor Pressure Gauge Inventory Number :   6939     
                                                                                
 Start Time : 09 May 1981 0752 GMT                  Latitude  :  55deg 35.0min N
 End Time   : 15 Jun 1981 1522 GMT                  Longitude : 000deg 45.6min E
                                                                                
 Nominal Cycle Interval   :  900.0 secs         Sensor Depth    :     75.00m    
                                                Sea Floor Depth :     75.00m    
                                                                                
 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  : 817/981/129                                         
                                                                                
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 Additional information stored with the data:                                   
                                                                                
    Station J, North Sea.                                                       
    Clock lost 10 seconds over 53 days, 23.75 hours;  the  cycle  interval  and 
    time values have been corrected.                                            
                                                                                
    Instrument characteristics and calibration factors                          
           Teleost Pressure Recorder, sensor DIG, serial number 288             
           Original sampling interval          15 minutes                       
           Integration period                        900s                       
           Temperature coefficient             0.0mb/degC                       
           Pressure sensitivity at 7.931degC  0.0598Hz/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    
  27840; Teleost Pressure Recorder
 Project Document        :   28556                                              
                                                                                
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