Research Article

An Observing System Simulation Experiment for the Impact of MTG Candidate Infrared Sounding Mission on Regional Forecasts: System Development and Preliminary Results

Table 1

List of experiments.

ExperimentCycling periodResolution (km)Initial condition and assimilated data

NoDA
 NatureNo4ETA 40 km analysis
 ControlNo12 GFS analysis and forecast, no observations

3DVar
 ROP6 h12Background (BG)+ real conventional observations
 SOP-6hc6 h12BG+ simulated conventional observations (SOP)
 SOP-RPtq-6hc6 h12BG + SOP + retrieved profiles (RP) of temperature and humidity q (RPtq)
 SOP-RPq-6hc6 h12BG + SOP + retrieved profiles of humidity (RPq)
 SOP-1hc1 h12BG + SOP
 SOP-RPtq-1hc1 h12BG + SOP + RPtq
 POP6 h12BG + perfect observation (POP)