This Page provides plots and digital data to search substorm onset swiftly.
Available data are listed below. Detailed explanation for the data can be found at instruction pages.
In recent days, data citation becomes popular. When you use the Wp index, it is highly appreciated if you cite the dataset with the following information.
World Data Center for Geomagnetism, Kyoto, and M. Nosé (2016), Geomagnetic Wp index. doi:10.17593/13437-46800
(New!)
TDAS load procedure for the Wp index is available from
here.