MH/T 4015-2013Specification of civil aviation application for WGS-84 (English PDF)

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009.

This standard replaces and abolishes MH/T 4015-2003 "World Geodetic System-1984 (WGS-84) Civil Aviation Application Specification", and Compared with MH/T 4015-2003, the main technical changes are as follows.

--Modified the overall structure of the article. The.2003 version includes 6 chapters, and the revised version includes 9 chapters, and 8 appendices are added (See Appendix A~Appendix H);

- Added the terms "airport elevation", "geoid", "elevation anomaly", "radio declination", "quality record", "Traceability", "source data", "calculation and derived data" and their definitions (see 3.4~3.7, 3.14~3.17);

-Modify the term "precision [accuracy]" to "precision" (see 3.8, 3.4 in the 2003 edition);

-Modify the term "integrity" to "integrity" (see 3.10, 3.6 of the 2003 edition);

- Added abbreviations "BIH", "CTP", "ITRF", "ITRS" (see Chapter 4);

--Chapter 5 "Requirements for Civil Aviation Application WGS-84 Coordinate System" of the 2003 edition was revised to Chapter 5 "Civil Aviation Data Quality" and Appendix A "Measurement Data Requirements", and changed the requirements of the following data items.

-Added the "Topographic Data Requirements" form (see Table A.1);

-Added the "Obstacle Data Requirements" form (see Table A.2);

--Modify the entry names of the airport reference point and helicopter landing pad reference point in the "Longitude and Latitude Requirements" to the airport reference point, straight for the reference point of the lift airport, modify the measured value in the data type to the measured value or calculated value (see Table A.3, 2003 edition

Table 1);

--Modify the entry names of the final approach anchor point and other important anchor points that constitute the instrument approach procedure in the "Longitude and Latitude Requirements" it is called the final approach fix point (or final approach point) and other important fix points that constitute the instrument approach procedure (or instrument

Table of other important points of the approach procedure), its published resolution has been changed from 1/100" to 1/10" (see Table A.3, 2003 edition

Table 1);

-Delete the important obstacle data items in the approach and take-off area in the "Longitude and Latitude Requirements" (Table 1 in the 2003 edition);

-Revise the published resolution of the centerline position of the runway in the "Longitude and Latitude Requirements" to "-" (see Table A.3, 2003).

Table 1 of the annual edition);

--Modify the name of the taxiway center line location point entry in "Longitude and Latitude Requirements" to taxiway center line location point or stop guide line Location point (see Table A.3, Table 1 of the 2003 edition);

-Modify the entry name of the geometric center of the entrance of the runway, the entrance of the helicopter landing pad TLOF or FATO in the "Longitude and Latitude Requirements" it is called the geometric center of the entrance of the heliport TLOF or FATO (see Table A.3, Table 1 of the 2003 edition);

--Added the position of the center line of the heliport ground taxiway, the air taxiway and the transition channel in the "Longitude and Latitude Requirements" Position point data item, runway waiting position data item, taxiway intersection marking line data item, exit guide line data item, aircraft Data item of plateau boundary (polygon), data item of deicing and anti-icing facilities (polygon), number of obstacles in zone 1, 2, 3 According to the item (see Table A.3);

- Modify the names of the airport elevation and helicopter landing pad elevation entries in the "Elevation, Height and Height Requirements" to the airport elevation, for the elevation of the heliport, modify its data accuracy from 0.5 m to 0.1 m, and modify its published resolution from 1 m to 0.1 m (see

Table A.4, Table 2 of the 2003 edition);

--Modify the WGS-84 geoid wave at the elevation position of the airport and helicopter landing pad in "Requirements for Elevation, Height and Height" the entry name is WGS-84 elevation anomalies at the elevation locations of airports and heliports, and the data accuracy is modified to 0.5 m 0.1 m, modify its published resolution from 1 m to 0.1 m (see Table A.4, Table 2 of the 2003 edition);

-Modify the "Elevation, Altitude and Height Requirements" Central African precision approach runway threshold elevation and FATO landing entrance elevation, modify the accuracy of the data is 0.5 m to 0.1 m, and the published resolution of 1 m is modified to 0.1 m (see Table A.4, 2003 version of the table

-Revise "Requirements for Elevation, Altitude and Height" Central African precision approach runway entrance, FATO landing entrance, TLOF geometric center the WGS-84 geoid amplitude is the difference between the non-precision approach runway threshold, FATO landing entrance, and TLOF geometric center.

The elevation of WGS-84 is abnormal, the data accuracy is modified from 0.5 m to 0.1 m, and the published resolution is modified from 1 m to 0.1 m (see

Table A.4, Table 2 of the 2003 edition);

--Modify the runway for precision approach or FATO landing entrance in "Requirements for Elevation, Altitude and Height" as the precision approach runway entrance Elevation, FATO landing entrance elevation, modify its data accuracy from 0.25 m to 0.1 m, modify its published resolution to 0.5 m 0.1 m (see Table A.4, Table 2 of the 2003 edition);

-Modify the runway or FATO landing entrance, TLOF geometric center of precision approach in "Requirements for elevation, altitude and height" WGS-84 Geoid undulations are WGS-84 with precision approach runway threshold, FATO landing entrance, and TLOF geometric center the elevation is abnormal, the data accuracy is modified from 0.25 m to 0.1 m, and the published resolution is modified from 0.5 m to 0.1 m (see Table A.4,

Table 2 of the 2003 edition);

-Revised the published resolution of the landing entrance flying height of the precision approach in the "Elevation, Altitude and Height Requirements" to 0.5 m to 0.1 m (see Table A.4, Table 2 of the 2003 edition);

--Delete the obstacle data items in the approach and take-off area in the "elevation, altitude and height requirements".

Obstacle data items in the landing and circling area, and airway obstacle data items (see Table 2 in the 2003 edition);

--Modify the data accuracy of instrument approach procedure altitude in "Requirements for elevation, altitude and height" to 5 m to be based on PANS-OPS it is stipulated that the published resolution of 5 m is revised to "-" (see Table A.4, Table 2 of the 2003 edition);

--Added the data item of "Occa/H" in "Requirements for Elevation, Height and Height", the obstacles in zones 1, 2, and 3 Obstacle data item, runway center line position point data item, taxiway center line position point or stop guide line position point data item, straight the data items of the position of the center line of the ground taxiway, the position of the air taxiway and the transition channel of the lift airport (see the table in the 2003 edition)

--Modify the equipment route section in the "Azimuth Requirements" as the route section, and modify its published resolution of 1/10° to 1° (see

Table A.6, Table 4 of the 2003 edition);

--Modify the "Requirements for Azimuth" in the air route and the terminal azimuth to form the positioning line of the air route and the locating point of the terminal area (see Table A.6,

Table 4 of the 2003 edition);

--Modify the published resolution of the entry (departure) segment of the terminal area in the "Azimuth Requirements" 1/10° to 1° (see Table A.6, 2003

Table 4 of the annual edition);

--Modify the azimuth of the instrument approach procedure in the "Azimuth Requirements" to form the positioning line of the instrument approach procedure positioning point (see Table A.6,

Table 4 of the 2003 edition);

--Modify the ILS heading station in "Azimuth Requirements" to align to the ILS heading beacon azimuth (true), and modify its data type calculation the calculated value is the measured value (see Table A.6, Table 4 of the 2003 edition);

-Modify the MLS zero azimuth alignment in the "Azimuth Requirements" to the MLS runway alignment azimuth (true), and modify its data type the calculated value is the measured value (see Table A.6, Table 4 of the 2003 edition);

-Modify the bearing of the runway and FATO in the "Requirements of bearing" to runway bearing (true) and FATO bearing (true) (see Table A.6,

Table 4 of the 2003 edition);

-Amend "Requirements for length, distance and range" to "Requirements for length and distance" (see Table A.7, 2003 edition

--Modify the length of the equipment route section in "Requirements for length, distance and range" to the length of the route section (two navigation stations Between), modify its accuracy and published resolution 1/100 n mile to 1/10 km (see Table A.7, Table 5 of the 2003 edition);

-Modify the "length, distance and range requirements" in the airway and the terminal azimuth formed distance to be the distance between the positioning points on the airway, Revise its accuracy and announce the resolution of 1/100 n mile to 1/10 km, revise the important data of its integrity level 1x10-5 1x10-3 routine data (see Table A.7, Table 5 of the 2003 edition);

--Modify the length of the terminal arrival and departure route segments in the "Requirements for Length, Distance and Range" as the terminal entry (departure) segment Length (between two navigation stations), modify its accuracy and publish resolution 1/100 n mile to 1/100 km (see Table A.7,

Table 5 of the 2003 edition);

--Modify the azimuth formation distance of the instrument approach procedure in the "Requirements for Length, Distance and Range" as the terminal area approach (departure) procedure the distance between the positioning points and the distance between the positioning points of the instrument approach procedure, the accuracy is modified and the published resolution is 1/100 n mile 1/100 km (see Table A.7, Table 5 of the 2003 edition);

-Modify the runway length, FATO length, and TLOF range in "Requirements for Length, Distance and Range" to runway length, FATO Length and TLOF area, modify its aeronautical chart resolution to 1 m (airport chart) and 0.5 m (airport obstacle chart) to 1 m, Modify the important data of its integrity level 1x10-5 to 1x10-8 key data (see Table A.7, Table 5 of the 2003 edition);

--Modify the length of the stop lane in "Requirements for length, distance and range" to the length and width of the stop lane, and modify its aeronautical chart resolution Rate 0.5 m (airport obstacle map) is 1 m, modify its integrity level 1x10-5 important data to 1x10-8 key data (see

Table A.7, Table 5 of the 2003 edition);

--Modify the available landing distance in the "Requirements for Length, Distance and Range" as the available landing distance, and modify its aeronautical chart resolution the rate of 1 m (airport map) and 0.5 m (airport obstacle map) are 1 m. Modify the important data of its integrity level 1x10-5 as 1x10-8 key data (see Table A.7, Table 5 of the 2003 edition);

-Modify the data type measurement of the distance from the ILS heading beacon antenna to the end of the runway in "Requirements for Length, Distance and Range" Value is the calculated value, modify its accuracy from 1 m to 3 m (see Table A.7, Table 5 in the 2003 edition);

- Modify the distance from the ILS glide path antenna to the runway threshold (along the center line of the runway) in the "Requirements for Length, Distance and Range" to ILS the distance from the glide slope antenna to the runway (landing) entrance (along the runway center line), modify the data type measurement value to the calculated value, Modify its accuracy from 1 m to 3 m (see Table A.7, Table 5 in the 2003 edition);

--Modify the distance from the ILS pointer to the landing entrance in the "Requirements for Length, Distance and Range" as the ILS pointer to the runway Land) entrance distance, modify its data type measurement value to calculated value, modify its accuracy from 1 m to 3 m (see Table A.7, 2003

Table 5 of the annual edition);

--Modify the distance from the ILS rangefinder antenna to the landing entrance (along the center line of the runway) in the "Requirements for Length, Distance and Range" to ILS Distance from the rangefinder antenna to the runway (landing) entrance (along the runway centerline), modify the data type measurement value to the calculated value, modify Change its accuracy from 1 m to 3 m (see Table A.7, Table 5 in the 2003 edition);

-Modify the data type measurement value of the distance from the MLS azimuth antenna to the end of the runway in "Requirements for Length, Distance and Range" Calculated value, modify its accuracy from 1 m to 3 m (see Table A.7, Table 5 in the 2003 edition);

--Modify the distance from the elevation angle antenna of the MLS to the landing entrance along the center line in "Requirements for Length, Distance and Range" as MLS down the distance from the antenna to the runway (landing) entrance (along the center of the runway), modify its data type measurement value to the calculated value, modify its precision the degree of 1 m is 3 m (see Table A.7, Table 5 of the 2003 edition);

-Modify the distance from the MLS precision rangefinder antenna to the landing entrance (along the center line of the runway) in the "Requirements for Length, Distance and Range" is the distance from the MLS precision range finder antenna to the runway (landing) entrance (along the runway centerline), modify its data type measurement value Calculated value, modify its accuracy from 1 m to 3 m (see Table A.7, Table 5 in the 2003 edition);

--Added the runway width data item in "Length, distance and range requirements", the runway entrance inward movement data item, net Airway length and width data items, available take-off roll distance data items, available take-off distance data items (see Table A.7);

--- Chapter 6 "Requirements for Measuring Points" of the 2003 edition is revised to Appendix F "Description of the Location of Measuring Points", and the following positions are modified Description of the set point.

--Added the measurement location map of the airport reference point (see Figure F.1);

--Added the measurement location map of the airport elevation (see Figure F.2);

--Modified the measurement position of the navigation facility (see F.6, 2003 edition 6.4);

--Added WGS-84 coordinate acquisition method, data measurement, calculation and export data, data management and quality assurance (see Chapter 6~ Chapter 9).

This standard was proposed by the Air Traffic Control Industry Management Office of the Civil Aviation Administration of China.

This standard was approved by the Aircraft Airworthiness Certification Department of the Civil Aviation Administration of China.

This standard is under the jurisdiction of the China Academy of Civil Aviation Science and Technology.

Drafting organizations of this standard. Civil Aviation University of China, Air Traffic Management Bureau of Civil Aviation Administration of China.

1 Scope

This standard specifies the data quality of the World Geodetic System-1984 (WGS-84), WGS-84 coordinate acquisition method, Requirements for data measurement, data calculation and export, data management and quality assurance.

This standard applies to the measurement, use and maintenance of civil aviation WGS-84 coordinate data.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated references, the latest version (including all amendments) applies to this document.

GB/T 18314 Global Positioning System (GPS) Measurement Specification MH 5001 Civil Airport Flight Area Technical Standard

3 Terms and definitions

The following terms and definitions apply to this document.

Elevation

The vertical distance from a point or plane on the surface of the earth to mean sea level.

Altitude

The vertical distance from the average sea level to a plane, a point, or an object as a point.

Height

The vertical distance from a specified datum to a plane, a point, or an object as a point.

Aerodrome elevation

The elevation of the highest point in the landing zone.

Quasi-geoid

Measure the closed surface formed by the end point of normal height from the ground point along the normal gravity line.

Height anomaly

The distance between the geoid and the reference ellipsoid.

Station declination

The calibration magnetic difference between the zero meridian of the VHF omnidirectional beacon and the true north determined during the calibration of the VHF omnidirectional beacon station.

Accuracy

The degree of agreement between the measured or calculated value and the true value.

Note. The accuracy of aircraft navigation and positioning is usually expressed by the statistical value of the deviation from the true value.

Resolution

Indicates the unit and number of bits required for position measurement and calculation.

Note. The resolution of aeronautical data is usually expressed as an integer value after rounding.

3.10

Integrity

To ensure that the aeronautical data and its values are not lost and distorted since they are generated or after authorized revisions.

3.11

Critical data

Flight data with high probability of severe catastrophic risk for the safe flight and landing of aircraft.

3.12

Essential data

Flight data with a low probability of causing serious catastrophic risks for the safe flight and landing of aircraft.

3.13

Routine data

Navigation data with a low probability of causing serious catastrophic risks for the safe flight and landing of aircraft.

3.14

Quality record

Explain that the required results have been achieved and the documentation provided to ensure quality tracking.

3.15

Traceability

The history, purpose or location of an entity can be tracked according to the recorded identification characteristics.

3.16

Source data

The relevant units provide basic data that can be directly used for calculation.

3.17

Calculated and derived data Data obtained through certain mathematical rules based on source data.

4 Abbreviations

The following abbreviations apply to this document.

5 Civil Aviation Data Quality

5.1 The accuracy of the measured civil aviation data items should meet the requirements of Appendix A.

5.2 The publication requirements and specifications of the measured civil aviation data should comply with the provisions of Appendix A.

5.3 The measurement accuracy of civil aviation data should be higher than or equal to the maximum accuracy of the planned published data.

5.4 The measurement data quality requirements are divided into topographic data requirements, obstacle data requirements and navigation-related facility data requirements, see Appendix A and Appendix B.

6 WGS-84 coordinate acquisition method

7 Data measurement