HF Systems
FORECAST SOL: Moderate yellow MAG: Normal green ION: Normal green
HomeHF SystemsGlobal HFT Index Saturday, Nov 09 2024 04:38 UT
Global HF

T Index

T Index Product Application
Monthly T Indices These T Indices apply when you are making a prediction using ASAPS or the on line tools and are planning to use the prediction later on (ie on a monthly basis). These predictions will not account for ionospheric storms.
Real Time T Indices These T Indices apply when you are making a prediction using ASAPS or the on line tools and are using it immediately. These indices will fluctuate as they are based on real time foF2 measurements and will account for ionospheric storms.
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