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Code 6901981
Name APEX Profiling Float
Description Dutch ARGO Project (KNMI)
Project DAP
Euro-Argo
Institution Royal Netherlands Meteorological Institute (KNMI)
Data Assembly Center IF : CORIOLIS
Activity Active
Status
Comment
First station date 16/04/2015 14:27:06
Last station date 03/06/2021 15:04:32
Float cycles 225, 224, 223, 222, 221, 220, 219, 218, 217, 216, 215, 214, 213, 212, 211, 210, 209, 208, 207, 206, 205, 204, 203, 202, 201, 200, 199, 198, 197, 196, 195, 194, 193, 192, 191, 190, 189, 188, 187, 186, 185, 184, 183, 182, 181, 180, 179, 178, 177, 176, 175, 174, 173, 172, 171, 170, 169, 168, 167, 166, 165, 164, 163, 162, 161, 160, 159, 158, 157, 156, 155, 154, 153, 152, 151, 150, 149, 148, 147, 146, 145, 144, 143, 142, 141, 140, 139, 138, 137, 136, 135, 134, 133, 132, 131, 130, 129, 128, 127, 126, 125, 124, 123, 122, 121, 120, 119, 118, 117, 116, 115, 114, 113, 112, 111, 110, 109, 108, 107, 106, 105, 104, 103, 102, 101, 100, 99, 98, 97, 96, 95, 94, 93, 92, 91, 90, 89, 88, 87, 86, 85, 84, 83, 82, 81, 80, 79, 78, 77, 76, 75, 74, 73, 72, 71, 70, 69, 68, 67, 66, 65, 64, 63, 62, 61, 60, 59, 58, 57, 56, 55, 54, 53, 52, 51, 50, 49, 48, 47, 46, 45, 44, 43, 42, 41, 40, 39, 38, 37, 36, 35, 34, 33, 32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0
Stations in Ascii, in Netcdf
Trajectory data in Ascii, in Netcdf
Graphics of individual profiles Verticals profiles, Immersion profiles
Map
Float Argo trajectory for platform 6901981
(C) Coriolis data centre - 2021.06.13
T/S Diagram
Section chart
Overlayed profiles
Waterfall profiles
Configuration
Profiler TYPE APEX
Profiler VERSION 110813
Profiler CRC TYPE 16
Profiler CYCLE PERIOD 10
Profiler CYCLE PERIOD 1 10
Profiler CYCLE PERIOD 2 10
Profiler LAUNCH DATETIME 15/04/2015 17:30:00
Profiler LAUNCH LATITUDE -23.7
Profiler LAUNCH LONGITUDE -8.02
Profiler PROBE CODE 846
Profiler RECORDER CODE 60
Profiler EXPERIMENT ID DAP
Profiler EXPERIMENT ID Euro-Argo
Profiler CONDUCTIVITY ACCURACY 2
Profiler PARKING DEPTH 1000
Profiler PROFILE DEPTH 2000
Platform activity flag A
The last valid station id of the platform 77573979
Bathy 9999
Data centre in charge of platform data processing IF
Positioning system ARGOS
Transmission identifier (ARGOS, ORBCOMM, etc.) 52707
The telecommunications system used ARGOS
The program identifier used by the transmission system 2936
The repetition rate of transmission from the float 42
Model of the float APEX APF9a
The name of the manufacturer TWR
Instrument type 7171
Direction of the profiles A
Name of the principal investigator Andreas STERL
Quality on launch date, time and location 1
Date (UTC) of the first descent of the float. 15/04/2015 17:00:00
Quality on start date 1
Identifier of the deployment platform PBQK
Identifier of the mission used to deploy the float n/a
Identifier of stations used to verify the first profile No
The number of times this cycle repeats 1
Name of the cruise n/a
Date of last update of the metadata of the platform 09/04/2018 19:00:00
Date of last update of the trajectory of the platform 05/06/2021 04:34:18
Version number of the data handbook 1.2
List of parameters with real-time calibration information PSAL
Calibration equation for this parameter PSAL_ADJUSTED = a1 * PSAL + a0
Calibration coefficients for this equation a1=1, a0=-0.0002
Comment applying to this parameter calibration Real-time salinity adjustment
Date of the calibration 20210124000000
Firmware version 110813
Allows the user to specify that the down-time should expire at a specific time of day (ToD) 65534
Logging verbosity with lower values producing more terse logging 2
The type of battery packs in the float Alkaline
The type of controller board APF9A
The serial number of the primary controller board 633
Mission configuration - up time 18
Mission configuration - down time 222
Mission configuration - park piston position 66
Mission configuration - depth correction factor 10
Mission configuration - internal vacuum threshold 96
Mission configuration - ascent timeout period 9
Mission configuration - max air bladder pressure 120
Mission configuration - target profile piston position 16
Mission configuration - park and profile cycle length 4
Fully extended piston position 226
Retracted piston position 9
Initial buoyancy nudge 22
Deep profile descent period 6
Park descent period 6
Mission prelude period 6
Bitmask when ice detection is active 4093
Critical temperature for under-ice mixed layer -1.8
Pressure Activation Piston Position 16
Category of instrument FLOAT
Startup date of the float 15/04/2015 17:02:28
Is the float a deep profile first (yes/no) yes
Platform type APEX
Type of sensor from L22 SeaVox Device Catalogue TOOL0668
Type of sensor from L22 SeaVox Device Catalogue TOOL0837
Maximum sampling pressure used by ice cover detection algorithm. 500
Minimum sampling pressure used by ice cover detection algorithm. 200
Date of last update of the tech data of the platform 05/06/2021 06:50:42
Configuration phases
Total time of a cycle : descent + parking + ascent + surface Preset duration of the down time (start of descent to start of ascent) Preset duration of the up time (start of ascent to start of descent) Pressure of subsurface drifts Deepest pressure sampled in the ascending profile
240 1000 2000
Sensors
Name Maker Model Serial number Units Accuracy Resolution
CTD_PRES DRUCK DRUCK_2900PSIA 6629
CTD_TEMP SBE SBE41 6629
CTD_CNDC SBE SBE41 6629
Physical parameters
Name Units Accuracy Resolution
CTD_PRES decibar 2.4 0.1
CTD_TEMP degree_Celsius 0.002 0.001
CTD_CNDC psu 0.005 0.001
Calibrations
Parameter Equation Coefficients Comment
PRES
TEMP
PSAL
Technical parameters Details