Serial Station Data File Format


Header-1 Record (Station Environmental Information)

FieldNameDescriptions
01Record TypeAlways "1"
02Next RecordRecord identifier of next record
03-14JODC Ref. No.JODC reference number
03-04Country CodeOriginator's nationality code
05-06YearLast 2 digits of the year
07-08Institute CodeInstitution code
09-10Consec. Cruise No.JODC consecutive cruise number
11-14Cons. No.JODC consecutive station number
15-16Ship CodeJODC ship code
17-21LatitudeDegrees, minutes and 1/10 minutes
22Lat. Hem.Hemisphere of Latitude (N or S)
23-28LongitudeDegrees, minutes and 1/10 minutes
29Lon. Hem.Hemisphere of Longitude (E or W)
30-39Observation Date (GMT)
30Century Code0 : 20 century , 1 : 21 century
31-32YearLast 2 digits of the year
33-34MonthMonth
35-36DayDay
37-39TimeHours to tenths
40-46Station No.Originator's station number
47Inst. TypeInstrument type code;
S : STD , C : CTD , Blank : SD (=Nansen cast)
48-51DepthDepth to bottom in meters
52-53FillerBlank


Header-2 Record (Station Environmental Information)

FieldNameDescriptions
01Record TypeAlways "2"
02Next RecordRecord identifier of next record
03-06Water
03-04Water ColorWater color in Forel-Ule scale
05-06TransparencyWater transparency in meters
07-11Wave
07-08DirectionWave direction in 36 points, 00 : Calm
09H/AH : Wave height , A : Sea state
10H/A CodeWave height in WMO code 1555
Sea state in WMO code 3700
11PeriodWave period in WMO code 3155
12-16Wind
12-13DirectionWind direction in 36 points, 00 : Calm
14S/FS : Wind speed , F : Wind force
15-16S/F CodeWind speed in knots,
Wind force in Beaufort scale
17-19Air PressureAir pressure in hPa, tens to tenths only
20-27Air Temperature
20-23Air Temp. DryDry-bulb temperature, sign indicator and value (deg-C) to tenths
24-27Air Temp. WetWet-bulb temperature, sign indicator and value (deg-C) to tenths
28-29WeatherWeather in WMO Code 4677 or WMO code 4501
30-31Cloud
30Cloud TypeCloud type in WMO code 0500
31Cloud AmountCloud amount in WMO code 2700
32VisibilityVisibility in WMO code 4300
33-39No. of Levels
33-34ObservationNumber of observed depths
35-36StandardNumber of standard depths
37-39TotalTotal number of levels
40-49Square Key
40-4210 Deg.Marsden square number
43 5 Deg.5 degrees square number
44-45 1 Deg.1 degree square number
4630 Min.30 minutes square number
4715 Min.15 minutes square number
48-49 6 Min.6 minutes square number
50Sal. ID0 : Salinity
1 : Practical salinity 1978
51ProjectProject name code
52-53FillerBlank


Observation Data Record

FieldNameDescriptions
01Record TypeAlways "3"
02Next RecordRecord identifier of next record
03-07DepthObserved depth in meters
08-14Temperature
08SignSign indicator, "+" or "-"
09-13ValueValue (deg-C) to thousandths
14QCQC flag
0 : Normal
1 : Doubtful value by originator
2 : Doubtful or erroneous value by JODC
3 : Neglected value for interpolation
15-20Salinity
15-19ValueValue to thousandths
20QCQC flag, same as temperature
21-25DO (Dissolved Oxygen)
21-24ValueValue to hundredths in ml/liter
25QCQC flag, same as temperature
26-29P (Inorganic Phosphate-Phosphorus)
26-28ValueValue to hundredths in microgram-atoms/liter
29QCQC flag, same as temperature
30-33T-P (Total Phosphorus)
30-32ValueValue to hundredths in microgram-atoms/liter
33QCQC flag, same as temperature
34-37NO2-N (Nitrite-Nitrogen)
34-36ValueValue to hundredths in microgram-atoms/liter
37QCQC flag, same as temperature
38-41NO3-N (Nitrate-Nitrogen)
38-40ValueValue to tenths in microgram-atoms/liter
41QCQC flag, same as temperature
42-45Si (Reactive Silicate-Silicon)
42-44ValueValue in microgram-atoms/liter
45QCQC flag, same as temperature
46-49pH (Hydrogen-Ion Concentration)
46-48ValueValue in situ
49QCQC flag, same as temperature
50-52FillerBlank
53Depth-ID Code0 : Normal
1 : Thermometric depth
2 : Standard depth by CTD


Standard Data Record

FieldNameDescriptions
01Record TypeAlways "6"
02Next RecordRecord identifier of next record
03-07DepthSame as Observation Data Record
08-14TemperatureSame as Observation Data Record
15-20SalinitySame as Observation Data Record
21-25DO (Dissolved Oxygen)Same as Observation Data Record
26-30Sigma-T (Density)
26-29ValueValue in kg/m3
30QCQC flag, same as observation data record
31-36D-T (Thermosteric Anomaly)
31-35ValueValue in 10-8 m3/kg
36QCQC flag, same as observation data record
37-42SVA (Specific Volume Anomaly)
37-41ValueValue in 10-8 m3/kg
42QCQC flag, same as observation data record
43-47D-DY (Geopotential Anomaly)
43-46ValueValue in 10m2 /s2
47QCQC flag, same as observation data record
48-52VEL (Sound Velocity)
48-51ValueValue by Wilson's formula
52QCQC flag, same as observation data record
53Depth-ID Code0 : Normal
1 : Thermometric depth
2 : Standard depth by CTD


Additional Data

FieldNameDescriptions
01Record TypeAlways "4"
02Next RecordRecord identifier of next record
03-07DepthObserved depth in meters
08-16Additional Datasee "About Additional Data"
17-25Additional Datasee "About Additional Data"
26-34Additional Datasee "About Additional Data"
35-43Additional Datasee "About Additional Data"
44-52Additional Datasee "About Additional Data"
53Depth-ID Code0 : Normal
1 : Thermometric depth
2 : Standard depth by CTD

About Additional Data (Field 08-16, 17-25, 26-34, 35-43, 44-52)

These fields are used for the following observation data:
Item-IDItem NameUnit
11COD (Chemical Oxygen Demand)ppm, mg/liter
12BOD (Biochemical Oxygen Demand)ppm, mg/liter
13NH4-N (Ammonia-Nitrogen)microgram-atoms/liter
14Chl.a (Chlorophyll a)microgram/liter
15Alkali (Alkalinity)meq/liter
16Phaeo. (Phaeophytine)microgram/liter
17Total-N (Total Nitrogen)microgram-atoms/liter
18TOC (Total Organic Carbon)ppm
19HC (Hydrocarbon)ppb, microgram.chr/kg
20SS (Suspended Solids)ppm
21PCB (Polychlorinated biphenyl)ppt
22As (Arsenic)ppb, microgram/kg
23Pb (Lead)ppb, microgram/kg
24Hg (Mercury)ppb, microgram/kg
25Total-Hg (Total Mercury)ppb, microgram/kg
26Cd (Cadmium)ppb, microgram/kg

Unused fields are to be filled with "999999999".

Each data is composed the following items:
FieldLengthDescriptions
Item-ID2See above additional data field
Value5Each additional data value
Exp1Exponential of Value, see "Example"
QC1QC flag
0 : Normal
1 : Doubtful value by the originator
2 : Doubtful or erroneous value by JODC
5 : Infra-red for Hydrocarbon (HC) only
6 : Fluorescence for Hydrocarbon (HC) only

Example
Value = 02356
Exp = 2
Data = Value/10Exp = 23.56


Last update : February 23, 1997