Published December 22, 2023 | Version v1
Dataset Open

IL24 index

Authors/Creators

  • 1. University of oulu
  • 2. Sodankylä Geophysical Observatory
  • 3. ROR icon University of Oulu

Description

The IL24 index is computed by using 24 magnetometer station from Sodankylä Geophysical Observatory in Finland (SOD), Tromso Geophysical Observatory in Norway (TRO), Abisco in Sweden, and magnetic observations collected by INTERMAGNET and IMAGE. The stations from north to south are the following: NOR, SOR, KEV, TRO, MAS, AND, KIL, IVA, MUO, KIR, SOD, PEL, RAN, JCK, RST, DON, RVK, OUJ, MEK, HAN, DOB, SOL, NUR and KAR.

Files

IL24index_Fennoscandia.csv

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Additional details

Dates

Available
1998-01
Available
2020-04

References

  • Kallio, E. I. et al. Loading-unloading processes in the nightside ionosphere. Geophys Res Lett 27, 1627–1630 (2000).
  • Tanskanen, E. I. A comprehensive high-throughput analysis of substorms observed by IMAGE magnetometer network: Years 1993-2003 examined. J Geophys Res Space Phys 114, (2009).