Sea Floor Pressure Gauge Inventory Number :   6942     
 Start Time : 07 Sep 1972 2122 GMT                  Latitude  :  53deg 26.5min N
 End Time   : 10 Oct 1972 0951 GMT                  Longitude : 005deg 22.0min W
 Nominal Cycle Interval   :  900.0 secs         Sensor Depth    :     85.00m    
                                                Sea Floor Depth :     85.00m    
 Positional Uncertainty   : 0.1 to 0.5 n.miles                                  
 Depth Datum              : Chart reference                                     
 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  : 721/972/251                                         
 Additional information stored with the data:                                   
    Station GE, Irish Sea.                                                      
    Clock gained 35 seconds over 33 days, 19 hours; the cycle interval and time 
    values have been corrected.                                                 
    Instrument characteristics and calibration factors                          
           OSTG Type 1, logger 41, sensor FM 4882/7                             
           Original sampling interval          15 minutes                       
           Integration period                        890s                       
           Temperature coefficient           38.46Hz/degC                       
           Pressure sensitivity at 11.3degC    0.971Hz/cm                       
           To convert pressure to elevation the following                       
           values should be used:                                               
           Density (from CTD casts)          1025.77kg/m3                       
           Gravitational acceleration constant  9.814m/s2                       
 The following additional documents apply to this series:                                                                       
  27728; Off-Shore Tide Gauge Type I                                            
  27731; I.O.S. Calibration and Data Processing of Off-Shore Tide Gauge Data