INFORMATION FOR BODC SERIES REF. NO. 33890
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Sea Floor Pressure Gauge Inventory Number : 6957
Start Time : 21 Mar 1977 0952 GMT Latitude : 54deg 38.9min N
End Time : 24 Apr 1977 0852 GMT Longitude : 003deg 54.6min W
Nominal Cycle Interval : 900.0 secs Sensor Depth : 32.00m
Sea Floor Depth : 32.00m
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 : 774/977/080
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Additional information stored with the data:
Station 35, Irish Sea.
Clock gained 14 seconds over 57 days, 18 hours; the cycle interval and time
values have been corrected.
Instrument characteristics and calibration factors
OSTG Mk II, logger 02, sensor DS 6/1
Original sampling interval 15 minutes
Integration period 900s
Temperature coefficient 0.0mb/degC
Pressure sensitivity at 8degC 0.1644Hz/mb
To convert pressure to elevation the following
values should be used:
Density (from CTD casts) 1025.893kg/m3
Gravitational acceleration constant 9.815m/s2
Sensor DS 6/1 is a Digiquartz sensor housed in an Aanderaa current meter
case.
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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
27762; Off-Shore Tide Gauge Mark II
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