准确率超99%！我国气象探空业务系统全面迈进“北斗时代”

Core Points - The upgrade of China's meteorological sounding system from L-band to Beidou sounding marks a significant advancement in high-altitude meteorological observation, placing the country among international leaders in this field [1][4] - The Beidou sounding system boasts an overall observation data accuracy rate exceeding 99%, and it has been applied in weather forecasting and climate monitoring [1][4] Group 1: System Development - China has established an integrated meteorological observation system that encompasses land, sea, air, and space [4] - The upgraded Beidou sounding system is a domestically developed, internationally advanced next-generation meteorological sounding system capable of accurately obtaining vertical profiles of temperature, humidity, pressure, wind direction, and wind speed up to 30,000 meters [4] Group 2: Global Contribution - The Beidou sounding system supports China's deep participation in global meteorological observation, forecasting, and services [6] - Currently, China operates 131 Beidou sounding stations, accounting for 12% of the global total, with 88 of these serving as global data exchange stations, contributing approximately 11% of shared data to global numerical weather prediction and climate change response efforts [6]