The occurrence variability of severe scintillation and Range Spread F from the varying nature of Large-to-Meso-Scale-Wave-Structures: Observations and simulation

.ismr file have GNSS data such as SVID,TIME,LAT,LON,AZIMUTH,ELEVATION,S4,TEC
.zip files have digisonde data such as TIME, FREQUENCY, REAL HEIGHT

.ismr格式文件包含全球导航卫星系统（Global Navigation Satellite System, GNSS）数据，具体涵盖卫星标识符（Space Vehicle Identifier, SVID）、时间、纬度（Latitude, LAT）、经度（Longitude, LON）、方位角、仰角、S4闪烁指数以及总电子含量（Total Electron Content, TEC）。.zip格式压缩包包含数字电离层测高仪（Digital Ionosonde, digisonde）数据，具体涵盖时间、频率以及真实高度。