风云四号A星多通道扫描成像辐射计_L1数据FY-4A

风云四号A星（FY-4A）是我国新一代静止气象卫星，装载多种观测仪器，包括多通道扫描成像辐射计、干涉式大气垂直探测仪、闪电成像仪和空间环境监测仪器等。 风云四号A星装载的多通道扫描成像辐射计，其14个成像通道与国际水平相当。装载的干涉式大气垂直探测仪在世界上首次实现了静止轨道红外高光谱探测，可以获取大气温湿度三维结构，处于国际领先水平。风云四号装载的闪电成像仪首次实现了对亚洲大洋洲区域的静止轨道闪电持续观测。国外只有美国新一代静止轨道气象卫星GOES-R搭载了闪电成像仪对西半球美洲区域进行观测。

FY-4A (Fengyun-4A) is China's new-generation geostationary meteorological satellite, equipped with a variety of observation instruments including multi-channel scanning imaging radiometer, interferometric atmospheric vertical sounder, lightning imager, and space environment monitoring instruments, among others. The 14 imaging channels of the multi-channel scanning imaging radiometer carried by FY-4A are on par with the international advanced level. The interferometric atmospheric vertical sounder onboard FY-4A achieved the world's first geostationary orbit infrared hyperspectral detection, enabling the acquisition of the three-dimensional structure of atmospheric temperature and humidity, and ranks among the international leading levels. The lightning imager carried by FY-4A achieved the world's first continuous geostationary orbit lightning observation over the Asia-Oceania region. Abroad, only the U.S. new-generation geostationary meteorological satellite GOES-R is equipped with a lightning imager to conduct observations over the Western Hemisphere and American regions.

搜集汇总

背景与挑战

背景概述

该数据集为风云四号A星多通道扫描成像辐射计的L1级原始遥感图像数据，覆盖2019和2021年全球范围，具有500米至4000米的多分辨率。风云四号A星是中国新一代静止气象卫星，搭载了14通道成像辐射计等先进仪器，实现了国际领先的红外高光谱探测和闪电观测能力，适用于气象监测和科学研究。