GB/T 34509.1-2017 English PDF

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GB/T 34509.1-2017: In-orbit field radiometric calibration for optical remote sensor of land observation satellite -- Part 1: Visible-near infrared
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GB/T 34509.1-2017	208	Add to Cart	1 days	In-orbit field radiometric calibration for optical remote sensor of land observation satellite -- Part 1: Visible-near infrared	Valid

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Basic data

Standard ID: GB/T 34509.1-2017 (GB/T34509.1-2017)
Description (Translated English): In-orbit field radiometric calibration for optical remote sensor of land observation satellite -- Part 1: Visible-near infrared
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: V70
Classification of International Standard: 49.020
Word Count Estimation: 12,185
Date of Issue: 2017-11-01
Date of Implementation: 2018-05-01
Regulation (derived from): National Standard Announcement 2017 No. 29
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 34509.1-2017: In-orbit field radiometric calibration for optical remote sensor of land observation satellite -- Part 1: Visible-near infrared

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
In-orbit field radiometric calibration for optical remote sensor of land observation satellite-Part 1. Visible-near infrared ICS 49.020 V70 National Standards of People's Republic of China Terrestrial Observing Satellite Optical Remote Sensing Radiation on orbit Calibration method Part 1. Visible near infrared landobservationsatelite-Part 1.Visible-nearinfrared Posted.2017-11-01 2018-05-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released Directory Foreword Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 1

4 General requirements

4.1 Radiation calibration field 1 4.1.1 Surface Characteristics 4.1.2 Working Conditions 2 4.2 Measurement conditions 2 4.2.1 Measuring Instruments 2 4.2.2 measure the weather conditions 2 5 Data Acquisition 2 5.1 Surface Optical Properties Parameter 2 5.2 Atmospheric parameters 3 5.3 Weather parameters 3 5.4 site parameters 3 5.5 satellite and remote sensor parameters and satellite remote sensor observations 3 5.5.1 Satellite and remote sensor parameters 3 5.5.2 satellite remote sensing observations 3 6 technical process and calculation method 3 6.1 Overview 3 6.2 technical process 3 6.3 Calculation Method 4 6.3.1 satellite remote sensing entrance radius of the lens 4 6.3.2 satellite remote sensor equivalent radiance at the band 5 6.3.3 satellite remote sensing band calibration factor 5 7 Uncertainty Analysis 5 7.1 General requirements 5 7.2 Factors of uncertainty analysis 6 7.2.1 Reflectance method 6 7.2.2 radiance method 6 7.2.3 irradiance method 6 7.3 Calculation Formula of Uncertainty 6 Appendix A (Informative) Radiation calibration uncertainty in orbit site analysis 7

Foreword

GB/T 34509 "terrestrial observation satellite optical remote sensor calibration orbit radiation method" is divided into three parts. --- Part 1. Visible light near infrared; --- Part 2. Thermal infrared; --- Part 3. Medium wave infrared. This section GB/T 34509 Part 1. This section drafted in accordance with GB/T 1.1-2009 given rules. This part of the National Aerospace Technology and Application Standardization Technical Committee (SAC/TC425) centralized. This part of the drafting unit. China Resources Satellite Application Center, 21st Century Space Technology Co., Ltd., China Aerospace Standard Institute of Chemical Technology, Beijing Space Vehicle Design Department. The main drafters of this section. Fu Qiao Yan, Wang Aichun, Han Qijin, Qin Jingfang, Yan Ming, Zhou Huizhen, Wu Fei, Xu Cuiping, He Wei. Terrestrial Observing Satellite Optical Remote Sensing Radiation on orbit Calibration method Part 1. Visible near infrared

1 Scope

GB/T 34509 provisions of this part of the terrestrial observing satellite visible near-infrared remote sensing sensor in the orbit radiation calibration of the general requirements, Data acquisition, technical process and calculation method, uncertainty analysis and so on. This section applies to terrestrial observation satellite visible near-infrared remote sensor calibration of radiation at the track site (hereinafter referred to as the orbital radiation Standard), other satellites of the same type of remote sensor can refer to use.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 2900.65 Electrotechnical terminology lighting GB/T 3102.6 Light and the amount and unit of electromagnetic radiation GB/T 14950 Photogrammetry and remote sensing terms GB/T 32453 Satellite Earth observation data classification rules

3 Terms and definitions

GB/T 2900.65, GB/T 3102.6, GB/T 14950 and GB/T 32453 as defined by the following terms and definitions apply to this file. 3.1 Radiometer calibration site Surface optical properties, atmospheric optical properties, meteorological conditions, topography and other conditions for satellite remote sensing orbit radiation calibration of natural or Artificial site. 3.2 Radiation calibration in orbitfield radiometriccalibration When the satellite passes the radiation calibration field, the measured optical radiation characteristics of the site are used to calculate the atmospheric radiation transmission and establish The relationship between the satellite remote sensing observations and the entrance pupil radiance brightness of the quantitative relationship between the process.

4 General requirements

4.1 Radiation calibration field 4.1.1 Surface characteristics Surface characteristics should meet the following requirements. a) The atmosphere is dry and clean during the site test; b) The area of the site should not be less than the area corresponding to 10 pixels × 10 pixels of the remote sensor to be calibrated; ......

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