Ascii format for ncdc/esrl ispd data Transfer 5 Field 1, Pos: 1-13, Len: 13 Observation (Station) id




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ASCII FORMAT for NCDC/ESRL ISPD Data Transfer v0.5
Field 1, Pos: 1-13, Len: 13

Observation (Station) ID

Missing: 9999999999999

This field is designated for an identifier that represents a fixed station for land data. It represents a marine call sign or other marine identifier when present.
Field 2, Pos: 14-15, Len: 2

Observation ID Type

Missing: 99

This field shows the type of station ID in Field 1.

1 WMO


2 WBAN

3 Air Force

4 COOP

5 Call Signs



6 Unknown or other – IDs assigned by source, which have the appearance of above

7 Ship, Ocean Station Vessel (OSV), or ice station call sign

8 Generic ID (e.g., SHIP, BUOY, RIGG, PLAT)

9 WMO 5-digit buoy number

10 Other buoy number (e.g., Argos or national buoy number)

11 Coastal-Marine Automated Network (C-MAN) ID (US NDBC operated)

12 Station name or number

13 Oceanographic platform/cruise number

14 Fishing vessel pseudo-ID

15 National ship number

16 Composite information from early ship data

32 Air Force – WBAN


Field 3, Pos: 16-18, Len: 3

NCEP Observation Type Code

Missing: 999

This field is designated for NCEP observation type code.

120 Radiosonde Observation Data

132 Dropsonde Observation

180 Marine Observation Data

181 Station Observation Data

183 Station Observation only reporting sea level pressure


Field 4, Pos: 19-22, Len: 4

Year

Missing: 9999

Year (GMT) of the observation record
Field 5, Pos: 23-24, Len: 2

Month

Missing: 99

Month (GMT) of the observation record
Field 6, Pos: 25-26, Len: 2

Day

Missing: 99

Day (GMT) of the observation record
Field 7, Pos: 27-28, Len: 2

Hour

Missing: 99

Hour (GMT) of the observation record
Field 8, Pos: 29-30, Len: 2

Minute

Missing: 99

Minute (GMT) of the observation record
Field 9, Pos: 31-37, Len: 7

Unique Observation Number Code

Missing: N/A

A unique number assigned to each observation at the same observation time (year, month,day, hour, minute). Combing with Year, month, day, hour, minute forms a unique ID of each observation. E.g., the second observation in the Data Bank for February 2 1895 1201 GMT has field 9 = 0000002, and a unique observation code of 1895020212010000002 .
Field 10, Pos: 38-40, Len: 3

Time Code

Missing: N/A

3-digit code describing how the time was determined

001 From source

005 Converted to GMT using time zones

007 Converted to GMT using longitude


Field 11, Pos: 41-46, Len: 6

Latitude

Missing: N/A

Latitude coordinate of a geophysical observation (-90.00 to 90.00)
Field 12, Pos: 47-52, Len: 6

Longitude

Missing: N/A

The longitude coordinate of a geophysical observation (000.00 – 359.99)
Field 13, Pos: 53-56, Len: 4

Elevation

Missing: 9999

The elevation of a geophysical observation in meters relative to Mean Sea Level
Field 14, Pos: 57-63, Len: 7

Observed Sea Level Pressure

Missing: 9999.99

The atmospheric sea level pressure observation (hectopascals)
Field 15, Pos: 64-64, Len: 1

Quality Flag for Observed Sea Level Pressure

0 Use this value

1 Don’t use this value

9 Not evaluated


*For ISH values, choice was made based on element quality flag:

ISPD

Summary

Original Value

Meaning

0

0

Passed gross limits checks

0

1

Passed all quality control checks

1

2

Suspect

1

3

Erroneous

0

4

Passed gross limits check, from TD3280 or NCDC ASOS/AWOS

0

5

Passed all quality control checks, from TD3280 or NCDC ASOS/AWOS

1

6

Suspect, from TD3280 or NCDC ASOS/AWOS

1

7

Erroneous, from TD3280 or NCDC ASOS/AWOS

0

9

Passed gross limits check if element is present

*For Russian data, two tests were performed using the Flag 1 (Data Measurement Flag) and Flag 3 (Confidence level/status flag). If the Flag 1 test passed, Flag 3 was then evaluated:


Flag 1: Data measurement flag

ISPD

Summary

Original Value

Meaning

0

Blank

Measured value

1

D

Derived value

1

U

Suspect

Flag 3: Confidence level/status flag



ISPD

Summary

Original Value

Meaning

0

0

Observed value has passed all original system checks

0

Blank

Unknown

1

B

Value failed QC checks

0

C

Scale corrected

1

D

Derived value

0

E

Edited value passed all original checks

0

H

Homologous value, rigorously tested

1

I

Interpolated value, not verified

1

M

Missing value

0

N

Not tested but within observed climatological boundaries

1

Q

Questionable (actually wrong)

0

R

Record breaking value

1

S

Suspect value (outside climatological boundaries, not verified)

0

T

Tested value, manually checked but not perfectly homologous

1

U

Value suspect

Field 16, Pos: 65-71, Len: 7



Observed Surface Pressure

Missing: 9999.99

The atmospheric surface pressure observation at the indicated elevation (hectopascals)
Field 17, Pos: 72-72, Len: 1

Quality Flag for Observed Surface Pressure

Missing: N/A

0 Use this value

1 Don’t use this value

9 Not evaluated

(See tables for Field 15)


Field 18, Pos: 73-81, Len: 9

Original Observed Sea Level Pressure

Missing: 999999999

The original atmospheric sea level pressure in original units indicated in field 19.

Field 19, Pos: 82-89, Len: 8



Units of Original Observed Sea Level Pressure

Missing: 99999999

Units of original observed sea level pressure. UDUNITS compliant.
------- ORIGINAL DATA SECTION ------
Field 20, Pos: 90-98, Len: 9

Original Observed Surface Level Pressure

Missing: 999999999

The original atmospheric surface pressure in original units indicated in field 21.
Field 21, Pos: 99-106, Len: 8

Units of Original Observed Surface Level Pressure

Missing: 99999999

Units of original observed surface level pressure. UDUNITS compliant.
Field 22, Pos: 107-108, Len: 2

Pressure Instrument Identifier

Missing: 99

This field shows a type of instrument used for a given observation from source record or station library table. (Reserved for future use)
Field 23, Pos: 109-116, Len: 8

Original Latitude

Missing: 99999999

The original latitude coordinate of a geophysical observation from the source data
Field 24, Pos: 117-124, Len: 8

Original Longitude

Missing: 99999999

The original longitude coordinate of a geophysical observation from the source data
Field 25, Pos: 125-130, Len: 6

Original Elevation

Missing: 999999

The original elevation above mean sea level reported from the source data
Field 26, Pos: 131-138, Len: 8

Units of Original Elevation

Missing: 99999999

The units of the original elevation. UDUNITS Compliant.
------- ADJUSTMENTS SECTION ------
Field 27, Pos: 139-139, Len: 1

Gravity Correction Made by Source

Missing: 9

0 No

1 Yes
Field 28, Pos: 140-169, Len: 30



Description of Gravity Correction Made By Source

Missing: 999999999999999999999999999999

Description of the method used for the gravity correction made by source
Field 29, Pos 170-170, Len: 1

Gravity Correction Made by ISPD

Missing: N/A

0 No

1 Yes
Field 30, Pos: 171-200, Len: 30



Description of Gravity Correction Made By ISPD

Missing: 999999999999999999999999999999

Description of the method used for the gravity correction made by ISPD
Field 31, Pos: 201-206, Len: 6

Observed Temperature of Attached Thermometer in K

Missing: 999999

Observed temperature of the attached thermometer in K.
Field 32, Pos: 207-215, Len: 9

Original Temperature of Attached Thermometer

Missing: 999999999

The original temperature of the attached thermometer in the original units
Field 33, Pos: 216-223, Len: 8

Units of the Original Temperature of Attached Thermometer

Missing: 99999999

The units of the original temperature of the attached thermometer. UDUNITS Compliant
Field 34, Pos: 224-224, Len: 1

Temperature Correction Made by Source

Missing: 9

0 No

1 Yes
Field 35, Pos: 225-254, Len: 30



Description of Temperature Correction Made By Source

Missing: 999999999999999999999999999999

Description of the method used for the temperature correction made by source
Field 36, Pos 255-255, Len: 1

Temperature Correction Made by ISPD

Missing: N/A

0 No

1 Yes
Field 37, Pos: 256-285, Len: 30



Description of Temperature Correction Made By ISPD

Missing: 999999999999999999999999999999

Description of the method used for the temperature correction made by ISPD
Field 38, Pos: 286-286, Len: 1

Homogenization Correction Made by Source

Missing: 9

0 No

1 Yes
Field 39, Pos: 287-316, Len: 30



Description of Homogenization Correction Made By Source

Missing: 999999999999999999999999999999

Description of the method used for the homogenization correction made by source
Field 40, Pos 317-317, Len: 1

Homogenization Correction Made by ISPD

Missing: N/A

0 No

1 Yes
Field 41, Pos: 318-347, Len: 30



Description of Homogenization Correction Made By ISPD

Missing: 999999999999999999999999999999

Description of the method used for the homogenization correction made by ISPD
-------- SOURCE ARCHIVE TRACKING SECTION ------
Field 42, Pos: 348-353, Len: 6

International Surface Pressure Data Bank Collection ID

Missing: 999999

See complete dataset index in Excel format.


CDC ID

Name

Description

PERIOD

NCDC Ref

NCAR Ref

Contact

1000

Federal Climate Complex Integrated Surface Hourly

Global Land Surface Observations

1901-2005

3505

DS463.3

Neal.Lott@noaa.gov

1002

CDMP SAO/1001 Forms

US Land Surface Observations

1928-1948







Neal.Lott@noaa.gov

1003

Russian Empire Stations

Russian Land Surface Observations

1849-2000

td9290c

 

Pasha.Groisman@noaa.gov

1004

Air Weather Service TD13

Global Land Surface Observations

1901-1973

td13

DS467.0

worley@ucar.edu

2000

NCEP-NCAR BUFR Archive

Global Observations

1948-2003

 6148_99

ds090.0

Robert.Kistler@noaa.gov worley@ucar.edu

2001

NCEP Operational BUFR Archive

Global Observations

1928-1948,

2003-2005



6148_99 

ds090.0

Jack.Woolen@noaa.gov

3002

WASA Stations Observations Sea Level Pressure

Northern Europe, Greenland

1871-1996

 9941_99

 

Torben Schmith



3004

Environment Canada Pressure Observations

Canadian Stations

1842-1952

 

 

Xiaolan.Wang@ec.gc.ca

3005

West African Synoptic observations

11 West African Land Surface

1850-1980







Tom.Peterson@noaa.gov

3006

The Australian Bureau of Meteorology Station Pressure Dataset

50 Australian Land stations

1900-1956







David Jone

3007

Northern Italian Pressure Observations
















3008

Brazil Sfc Obs




1951-1980




ds486.0

dattore@ucar.edu

3009

Spanish Hourly Pressure Observations from EMULATE

4 Hourly Spanish Land Stations

1850-2003







manola.brunet@urv.net

4000

Hong Kong Hourly Pressure Observations

Hong Kong Observatory

1885-1939

 

 

David Tse



4001

Jakarta/Batavia Pressure Observations

Dutch Royal Observatory

1866-1944

 9963_99

ds490.0

spangler@ucar.edu

Field 43, Pos: 354-354, Len: 1



Source Flag for Land Station Data

Missing: 9

For ISH Observations (ISPD ID 1000), this code corresponds to the Geophysical Point Observation Data Source Flag (positions 28-28 of ISH record):

1 DATSAV3 observation, candidate for merge with TD3280 (not yet merged, failed element checks)

2 TD3280 observation, candidate for merge with DATSAV3 (not yet merged, failed element checks)

3 DATSAV3/TD3280 merged observation

4 DATSAV3 observation

5 TD3280 observation

6 ASOS/AWOS observation from NCDC

7 ASOS/AWOS observation merged with DATSAV3

A DATSAV3/TD3240 merged observation, candidate for merge with TD3280 (not yet merged, failed element checks)

B TD3280/TD3240 merged observation, candidate for merge with DATSAV3 (not yet merged, failed element checks)

C DATSAV3/TD3280/TD3240 merged observation

D DATSAV3/TD3240 merged observation

E TD3280/TD3240 merged observation

9 Missing

Field 44, Pos: 355-359, Len: 5

Report Type Code

Missing: 99999

For ISH Observations (ISPD ID 1000), this code corresponds to the Geophysical Report Type Code (positions 42-46 of ISH record):

FM-12 SYNOP Report of surface observation form a fixed land station FM-13 SHIP Report of surface observation from a sea station FM-14 SYNOP MOBIL Report of surface observation from a mobile land station FM-15 METAR Aviation routine weather report

FM-16 SPECI Aviation selected special weather report

FM-18 BUOY Report of a buoy observation

SAO Airways report (includes record specials)

AOSP Airways special report (excluding record specials)

AERO Aerological report

AUTO Report from an automatic station

SY-AE Synoptic and aero merged report

SY-SA Synoptic and airways merged report

SY-MT Synoptic and METAR merged report

SY-AU Synoptic and auto merged report

SA-AU Airways and auto merged report

S-S-A Synoptic, airways, and auto merged report

BOGUS Bogus report

SMARS Supplementary airways station report

SOD Summary of day report from U.S. ASOS or AWOS station
Field 45, Pos: 360-364, Len: 5

Quality Control Indicators for Sea Level Pressure Value (Field 18)

Missing: 99999

For ISH observations (ISPD ID 1000), this code corresponds to ISH data quality flag

For Russian Empire observations (ISPD 1003) this code corresponds to 4-character 9290c flags.

Field 46, Pos: 365-369, Len: 5

Quality Control Indicators for Surface Level Pressure Value (Field 20)

Missing: 99999

For ISH observations (ISPD ID 1000), this code corresponds to ISH data quality flag

For Russian Empire observations (ISPD 1003) this code corresponds to 4-character 9290c flags.


Field 47, Pos: 370-399, Len: 30

Name of Ships or Stations

Missing: 999999999999999999999999999999

Name of Ships or Stations from source record or station library table
Field 48, Pos: 400-402, Len: 3

Name of Station Library

Missing: 999

000 From Source

001 Joey Comeaux Library

002 TD-13 library

003 NCEP Library 1

004 NCEP Library 2

005 NCDC Global Station List



006 Mode Location for month from source

010 EMULATE


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