isrim

ISRIM:
Incoherent Scatter Radar
Ionospheric Model

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Day Number (day)
Start
End
Interval
between 1-365
Local Time (hour)
Start
End
Interval
between 0-24
Altitude (km)
Start
End
Interval

between 100-600 [ESR,Tromso, St. Santin,Arecibo], 200-500[MUR], 100-1000[MH]; also used for IEC calculation

Geodetic Latitude (degree)

Start
End
Interval
for regional model only; between 18-70 [EastAmerica], 33-55[MH], or 45-78[Europe]
Solar Activity
F107
previous day's index; between 70-300
Magnetic Activity
ap index
3-hourly index for the previous 3hours; between 0-100

     

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