SIMuRG: System for Ionosphere Monitoring and Research from GNSS.

SIMuRG is the tool for collecting, processing, storage and presentation of GNSS total electron content data. The data product are TEC variations series, corrected TEC, TEC variations maps, Wtec and Iv indices, ionospheric disturbances parameters

Developed under Russian Science Foundation support(project № 17-77-20005)

Storm. Characteristics: Ap index - 42, maximum Kp - 6+, start - 2012-07-16 00:00, end - 2012-07-16 23:59.

Flare. Characteristics: Type - X2.3, start - 2001-04-10 04:51, end - 2001-04-10 05:57, maximum - 2001-04-10 05:26.