Coding specifications for upper-level pressure, temperature, humidity and wind report
Some standard content:
JICMYK
ICS 07.060
Meteorological Industry Standard of the People's Republic of China
QX/T121—2010
Coding specifications for upper-level pressure, temperature, humidity and wind detection reports report
Released on 2010-01-20
Implemented on 2010-06-01
People's Republic of China
Meteorological Industry Standard
High-altitude Pressure, Temperature, Humidity and Wind Detection Report Coding Specification QX/T121—2010
Published and distributed by Meteorological Press
No. 46, Zhongguancun South Street, Haidian District, Beijing Postal Code: 100081
Website: http://www.cmp.cma.gov.cn Issuing Department: 010-68409198
Printed by Beijing Jingke Printing Co., Ltd.
Distributed by Xinhua Bookstores in various places
Format: 880×1230
May 2010||tt| |First edition
Printing sheets: 1.75
Word count: 52.5 thousand words
First printing in May 2010
Book number: 135029-5468
If there is any printing error
Price: 14.00 yuan
Replaced by the publishing department of our company
Copyright reserved
Infringement must be investigated
Report telephone: (010) 68406301
Normative referenced documents
Terms and definitions
Coding format
Coding rules
Coding method
QX/T121—2010
This standard is proposed by the National Technical Committee for Standardization of Basic Meteorological Information (SAC/TC346). This standard is under the jurisdiction of the National Technical Committee for Standardization of Basic Meteorological Information (SAC/TC346). This standard was drafted by the National Meteorological Information Center. The main drafters of this standard are: Li Xiang, Sun Xiugui, Huang Bingxun, Hu Deyun, Ying Xianxun. QX/T121—2010
QX/T 121—2010
High-altitude meteorological detection data is the basic data used in meteorological forecasting business and scientific research. This standard is formulated to standardize the transmission coding of high-altitude pressure, temperature, humidity and wind detection data in my country and meet the needs of data exchange and use. The domestic document based on this standard is the "High-altitude Pressure, Temperature, Humidity and Wind Report Code" (GD-04III) of the China Meteorological Administration, and the international document referenced is the "Manual on Codes" of the World Meteorological Organization (WMO-No.306, VOLUMEI.1, FM35-XIExt.TEMP). 1 Scope
Coding Specification for High-altitude Pressure, Temperature, Humidity and Wind Detection Report QX/T121—2010
This standard specifies the coding format, coding rules and coding methods for high-altitude pressure, temperature, humidity and wind detection reports of fixed land stations.
This standard applies to the compilation and reporting of high-altitude comprehensive detection data of fixed land stations. The compilation and reporting of high-altitude comprehensive detection data of mobile detection platforms can refer to this standard.
2 Normative References
The clauses in the following documents become the clauses of this standard through reference in this standard. For any dated referenced document, all subsequent amendments (excluding errata) or revisions are not applicable to this standard. However, the parties to the agreement based on this standard are encouraged to study whether the latest versions of these documents can be used. For any undated referenced document, the latest version shall apply to this standard. Specification for High-altitude Meteorological Observation of China Meteorological Administration
3 Terms and Definitions
The following terms and definitions apply to this standard. 3.1
Weather observing station
An institution or place where weather observation and detection activities are carried out. 3.2
Data
The definite values obtained by observation and detection equipment to collect and measure various physical parameters and weather phenomena in the atmosphere. 3.3
Report
The meteorological data obtained by observation and detection at a certain place and time, and encoded and transmitted in a prescribed format. 3.4
Sounding report
Upper-level pressure, temperature, humidity and wind reportfrom a fixed land station, with the code name TEMP. 3.5
Part
The detection results of a single upper-level pressure, temperature, humidity and wind detection are compiled and issued in four sounding reports, namely, A, B, C and D, which are respectively called Part A, Part B, Part C and Part D.
Code group codegroup
A set of codes consisting of numbers, letters and specified characters, which is the basic unit of the report. Code groups are separated by spaces. 3.7
Code section codesection
A string of code groups for compiling a certain type of meteorological data in a report, referred to as section. 3.8
Part identification group partidentifiergroup
QX/T121—2010
A code group for identifying the A, B, C and D parts of the sounding report. 3.9
Indicator figures
A number or a group of numbers used as a code group or code section mark. 3.10
Time group timegroup
A code group for compiling the date and time of observation and detection in the sounding report (YYGG). 3.11
Data group datagroup
A code group for compiling the observation and detection data in the sounding report. 3.12
Area station numberstationindexnumber
According to the regulations of the World Meteorological Organization and the competent authorities of the State Council, the numbers determined for various meteorological stations. It is represented by five digits or letters, of which the first two are the area code and the last three are the station number. 3.13
Relative timerelativetime
The method of expressing the time positioning data of the detection data in the sounding report. It is expressed by the difference between the actual detection time of each layer of data and the time group (YYGG) reported in the first paragraph.
Relative latituderellatitudeandlongitudeThe method of expressing the spatial positioning data of the detection data in the sounding report includes: relative latitude and relative longitude. Relative latitude is the latitude deviation value of the actual detection point of each layer of data relative to the location of the station; relative longitude is the longitude deviation value of the actual detection point of each layer of data relative to the location of the station.
Coding format
4.1 Coding structure
The sounding report code is divided into Part A, Part B, Part C and Part D. Each section shall be coded and transmitted separately in accordance with the prescribed format. The identification groups and report contents of each section are shown in Table 1.
Section identification group
Section identification group and report contents of each section
Report contents
Detection data of each specified isobaric surface layer, tropopause and maximum wind layer at and below 100hPa. Detection data of each characteristic layer at and below 100hPa. Detection data of each specified isobaric surface layer, tropospheric top and maximum wind layer above 100hPa. Detection data of each characteristic layer above 100hPa. There are eight sections in the sounding report code. The indicator code and report contents of each section are shown in Table 2. Table 2
Segment indicator codes and contents of each segment
Indicator code
Coding content
Detection data of isobaric surface layer specified by the identification group, time group and station area station number,
Detection data of the top of the troposphere
Indicator code
66 or 77
Table 2 (continued)
Coding content
Detection data of the maximum wind layer and vertical wind shear data. Detection data of the temperature and humidity characteristic layer.
Detection data of the wind characteristic layer.
Detection system description data.
QX/T121—2010
Time positioning data and spatial positioning data of detection data of each layer. Note: The World Meteorological Organization Manual on Meteorological Data Coding (Manual on Codes, WMO-No.306, VOLUMEI.1, FM35-XIExt.TEMP) stipulates that the cloud detection data shall be reported in the 8th paragraph of the sounding report, the content of the 9th paragraph shall be defined by the regional associations of the World Meteorological Organization, and the content of the 10th paragraph shall be defined by the members of the World Meteorological Organization. In this standard, there is no code for the 8th and 9th paragraphs. The code for the 10th paragraph is used to report the spatiotemporal positioning data of the detection data of each layer.
Coding format of Part A
Paragraph 1
Paragraph 2
Paragraph 3
Paragraph 4
Paragraph 7
P,P, h,h,h,
PPhhh
77P.P.mPm
66PmPmPm
Paragraph 10
YYGGLa
T,T. TD, D | , P, Lr Lar La
PPLLar Ls
88 LarLa.Lar
77 Lar Lar Lar
66 LrLaLan
La. Lor Lor Lor Lo
La. Lor Lor Lor Lor
La Lor Lor Lor Lar
Lar Lor Lor Lor Lar
Lar Lor Lor Lor Lar
SS,SS,S
SSSSS
SS,S,SS
SS,S,S,S
SS,S,S,S,
QX/T121—2010
4.3B Coding format
Section 1
Section 5
Section 6
Section 7
nanPPP
nnPPPbzxZ.net
Section 10 61616
4.4C Coded Format
Paragraph 1
Paragraph 2
Paragraph 3
Paragraph 4
Paragraph 7
PPhh,h
PPhhh
77P..PP
66P..PP
Paragraph 1061616
D Coded Format
Paragraph 1
YYGGa4
TTT. D,D.
T, T, T, D,D,
TTTDD
nonP. P,Pa
nnP,PP
nn,PPP
S,r.rs,sa
SSSSto
n, n, Lr Lr Lar
nn Lar LarLar
nn, Lar Lar Lar
n, n. |TTT.DD
dadfoff
d, d, f, ff
ddfff
La. Lor Lor Lor Lor
Lar Lor Lor Lor Lar
La Lor Lor Lor Lor
Lu Lor Lor Lor Ler
d, d, fifif
ddfff
d,d,f,f,f.
dmd..fmfmfm (4v.v.vav.)
Sr,rasasa
SSSS.So
P,. P, Lr Lr Lar
88LarLarLar||t t||77LarLarLar
66LarLarLar
Lu Lor Lor Lar Lar
La. Lor Lor Lor Lor
La, Lor Lor Lor Lor
Lar Lor Lor Lor Lor
Lar Lor Lor Lor Lor
SS,SS,S
SS,SS,S.
SS,S,S,S.
SS,S,S,S
SS,SS,S.
SSSSS
SS,S,S,S
SS,S,S
SS,S,S,S.
Paragraph 2
nnPPP
Paragraph 6
Paragraph 7
n,nPPP
Paragraph 1061616
5 Coding rules
5.1 General
TT, T,D,D,
T,T,T..DD
ddfff
sr,rs,sa
n, n, Lar La Lar
nn Lr Lr Lar
n, n, Lr Lr Lar
n, n, Lar Lar Lar
d, d, f, f, f,
Lar Lor Lor Lor Lor
La. Lor Lor Lor Lor
Lar Lor Lor Lor Lor
La. Lor Lor Lor Lor
5.1.1 Part A and Part B shall report the sounding data of the layers at and below 100hPa. 5.1.2 Part C and Part D shall report the sounding data of the layers above 100hPa. 5.2 Rules for Reporting Missing Measurement
The format for reporting missing measurement report is as follows.
Part Identification Group
Wherein, NIL is a fixed code used to indicate reporting missing measurement. When all the data required to be reported by a department are missing, a missing report of the department should be reported. SS,SSS,
SS,SS,S
SS,SSS,
SS,S,S,S
When all the data of a sounding are missing for some reason, missing reports of Part A, Part B, Part C and Part D should be reported at the same time. 5.3 Coding rules for Part A and Part C
5.3.1 First paragraph
5.3.1.1 This paragraph reports the department identification group, time group and station area number of the sounding report. 5.3.1.2TTAA and TTCC are the department identification groups of Part A and Part C of the sounding report respectively. 5.3.1.3IIIi is the area number, indicating the location of the station. 5.3.2 The second paragraph
QX/T121—2010
5.3.2.1 This paragraph shall compile and report the pressure, temperature, humidity and wind detection data of the specified isobaric surface layer, and shall compile and report in order from bottom to top according to the layer height. Specifically:
a) The specified isobaric surface layers reported in Part A are: ground layer, 1000hPa, 925hPa, 850hPa, 700hPa, 500hPa, 400hPa, 300hPa, 250hPa, 200hPa, 150hPa, 100hPa. b) The specified isobaric surface layers reported in Part C are: 70hPa, 50hPa, 30hPa, 20hPa, 10hPa, 7hPa, 5hPa, 3hPa, 2hPa, 1hPa. Among them, 7hPa, 5hPa, 3hPa, 2hPa, and 1hPa are reported only when there is detection. 5.3.2.2 When the potential height of a specified isobaric surface layer is lower than the height of the measuring station, the temperature and humidity data group of this layer should be reported, and the reporting should be “/////”. The wind data group of this layer should be reported according to the value of I. 5.3.2.3 When all specified isobaric surface layers have wind data, the wind data group of each layer should be compiled and reported. When the wind data of the specified isobaric surface layer is missing, the wind data group shall be compiled and reported according to the following rules:
a) When the wind data of one or more specified isobaric surface layers are missing, but the wind data of the specified isobaric surface layer above or below it is detected, the wind data group of the missing layer shall be reported as \/////". 5
QX/T121—2010
b) When the wind data of a specified isobaric surface layer is missing, and the wind data of all the specified isobaric surface layers above it are missing, the wind data group of the specified isobaric surface layer where the wind data is missing can be omitted and indicated by I. value. c) When the 250hPa (or 150hPa) isobaric surface is the highest wind layer detected this time (and the wind data below When the wind measurement termination layer is higher than 10hPa, the I in Part C is fixedly coded as "1", and the detection data group of the specified isobaric surface layer above 10hPa is reported according to the following rules:
a) When there is wind data, the detection data group code is: PP,hh,h, T,T,TD.Dd,d,f,ffb) When wind data is missing, the detection data group code is: P,Ph,hh,T, T, TD, D, /////5.3.3 The third paragraph
5.3.3.1 This paragraph reports the detection data of the tropopause, including air pressure, temperature, humidity and wind. 5.3.3.2 In Part A and Part C, this paragraph reports the detection data of the tropopause appearing at and below the specified isobaric surface layer of 100hPa and the detection data of the tropopause appearing above the specified isobaric surface layer of 100hPa respectively. 5.3.3.3 When more than one tropopause is detected, the data in this paragraph may be reported repeatedly in a bottom-up order according to the height at which the tropopause appears.
5.3.3.4 When the tropopause is not detected, this paragraph shall be reported as "88999". 5.3.4 The fourth paragraph
5.3.4.1 This section reports the maximum wind layer detection data and wind vertical shear data. 5.3.4.2 In Part A and Part C, this section reports the detection data of the maximum wind layer appearing at and below the 100hPa specified isobaric surface layer and above the 100hPa specified isobaric surface layer respectively. 5.3.4.3 When more than one maximum wind layer is detected, the data in this section may be repeatedly reported in the order of wind speed from large to small. When the wind speeds of the maximum wind layers are equal, they should be reported in the order of appearance height from bottom to top. 5.3.4.4 When the maximum wind layer appears in a closed high wind area, this section uses \77” as the indicator code, that is, report 77PPPdmd.ff.fm. When the maximum wind layer appears in a non-closed high wind area, this section uses “66” as the indicator code, that is, report 66P.PmP.dmd.fmf.fm. Note: When the beginning and end of a high wind area are both detected, it is called a closed high wind area. Only the beginning of the strong wind area is detected, but the end is not detected, which is called a non-closed strong wind area.
5.3.4.5 When the maximum wind layer is not detected, this paragraph shall be reported as "77999". 5.3.4.6 The vertical wind shear data group 4v, ViV, V is optional data and may not be reported. 5.3.5 The seventh paragraph
This paragraph reports the type and operating status of the detection system. 5.3.6 The tenth paragraph
5.3.6.1 This paragraph reports the positioning data of the isobaric surface layer, the top of the troposphere, and the maximum wind layer detection data, including: time positioning data and space positioning data. Among them, the time positioning data is reported in relative time; the space positioning data is reported in relative longitude and latitude. 5.3.6.2 For the ground layer, only the relative time is reported, and the relative longitude and latitude are not reported. 5.3.6.3 Except for the ground layer, the relative time and relative longitude and latitude of other specified isobaric surface layers are reported. In special circumstances, the positioning data shall be reported according to the following rules:
a) When the wind data is missing and the missing time is less than or equal to 5 minutes: 1) When other elements are detected, the positioning data of this layer shall be reported; 2) When all other elements are missing, the positioning data of this layer shall not be reported. b) When the wind data is missing for more than 5 minutes: 1) When other elements are detected, the positioning data of this layer shall be reported as P,P.///SS,S,S,S,; 2) When all other elements are missing, the positioning data of this layer shall not be reported. c) When the difference between the sounding termination time and the wind measurement termination time is less than or equal to 5 minutes, the positioning data of this layer shall be reported; the difference between the sounding termination time and the wind measurement termination time is 6
Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.