Pushkov Institute of Terrestrial Magnetism, Ionosphere and Radio Wave Propagation
Russian Academy of Sciences
( founded in 1939 )
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Ionospheric weather: Map Products from GIM-TEC

Select the parameters you are interested in


Listing of ionospheric characteristics provided in maps:

Parameter Dimension Description
foF2  0.1 MHz    The F2 layer o-mode (ordinary) critical frequency 
hmF2  km    The true height of the F2 layer  
TEC  0.1 TECU    Total electron content  
W index   index unit:  





 TEC-based Ionospheric Weather W-index:  

Quiet conditions

Moderate disturbance

Moderate storm or sub-storm

Intense storm

Map dimension:  

Latitude from 87.5S (1st line) to 87.5N (the last line) in step of 2.5 deg.

Longitude from -180E (1st col) to 180E (the last col) in step of 5 deg.