INFORMATION FOR BODC SERIES REF. NO.    36980                  
                                                                                
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                         Sea Floor Pressure Gauge Inventory Number :   7000     
                                                                                
 Start Time : 15 Dec 1980 0500 GMT                  Latitude  :  44deg 56.5min N
 End Time   : 21 Jul 1981 0500 GMT                  Longitude : 015deg 34.6min W
                                                                                
 Nominal Cycle Interval   : 3600.0 secs         Sensor Depth    :   3164.00m    
                                                Sea Floor Depth :   3164.00m    
                                                                                
 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  : Y1DP5/SMDFH0                                        
                                                                                
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 Additional information stored with the data:                                   
                                                                                
    Clock lost 133 seconds over 226 days 17 hours 47 minutes  13  seconds;  the 
    original cycle interval and time values have been corrected.                
    Instrument Characteristics                                                  
    Station Y1                                                                  
    OSTG Mark IV no. 1 Sensors B+H3      (BODC Series Ref. 36979)               
                               DQ3845    (BODC Series Ref. 36980)               
                                                                                
    Nominal sampling interval      450secs                                      
    Integration period             450secs                                      
    Actual sampling interval       7.500051mins                                 
                                                                                
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 The following additional documents apply to this series:                       
                                                                                
  32428; I.O.S. Data Processing of Off-Shore Pressure Recorder Data
  34098; I.O.S. Off-Shore Pressure Recorder Mark III
                                                                                
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