The following new observations have been activated in the operational ECMWF assimilation system since July 2019.
| 
 Observations  | 
 Main impact  | 
 Activation date  | 
| 
 Bending angles from KOMPSAT-5’s radio occultation instrument  | 
 
        Temperature in upper troposphere/  | 
 24 July 2019  | 
| 
 High-resolution dropsondes  | 
 More observations near tropical cyclones, with dropsonde drift accounted for  | 
 4 September 2019  | 
| 
 Radiances from IASI on Metop-C  | 
 Temperature, humidity, ozone, dynamics  | 
 25 September 2019  |