Global ionospheric conductivity model


Format of the height integrated conductivity list
Format of three dimensional distribution of the conductivity
On the ionospheric conductivity    Ionospheric conductivity model (height profile)

Ionospheric model was updated to IRI2016. (May 1, 2017)
The latest data is automatically updated and can be output until the end of next month. (Oct. 13, 2023)
Be patient because it may take a few minutes.
Do not submit new calculation before you receive your old results.
It may be timeout when our system is busy.

Geographic Latitude: 80N-80S, 10°step.
Geographic Longitude: 0-345E, 15°step.
Height step: 5km below 200km, and 25km above 200km.

Year (1958-the end of next month):  +

Month:       Day: +    Hour (UT):
Height range
Bottom : km    Top : km


Ionized Atmosphere: IRI model
Neutral Atmosphere: NRLMSISE-00 Model
Collision Frequency: Banks and Kockarts, Aeronomy: part A, Chapter 9, Academic Press, 1973.
Equation of the conductivity in the ionosphere