Oct 27 – 31, 2025
Europe/Stockholm timezone

Status of ionospheric scintillation observations for the ICAO Space Weather Service within ACFJ center

Not scheduled
15m
Thu 30/10: Miklagård - Fri 31/10: Studion

Thu 30/10: Miklagård - Fri 31/10: Studion

Poster APL1 - Space Weather Services and Alerts for End-Users: Bridging Forecasting, Infrastructure, and Communication APL1 - Space Weather Services and Alerts for End-Users: Bridging Forecasting, Infrastructure, and Communication

Speaker

Philippe Yaya (CLS)

Description

After almost six years of Space Weather operational service for the International Civil Aviation Organization, we present a status of the ionospheric scintillation observations based on ground-based GNSS data collected at CLS for the ACFJ global center. Ionospheric scintillation may cause severe impact for many end-users, especially for the aviation industry. Therefore, we focus on regions impacted by such phenomena, both at low and high latitudes. The recurrence at low latitudes is compared to direct satellite observations. At high latitudes, the correlation with the magnetic storms is analyzed. The latter also has impacts on the low latitude scintillation activity (annihilation of the nominal current or extension of the impacted zones). Foreseen improvements are also described, whether in terms of coverage (e.g. with radio-occultation data, see M. Cherrier’s poster) but also in terms of forecast for both regions (low and high latitudes). These improvements will have positive impact for the end-users of the aviation industry.

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