Note! These data are only for non-commercial purpose.
There is a caution about the index in 2017, 2018 and 2020 regarding to the data missing (click here for more datails).
Acknowledgments: We thank the geomagnetic observatories (Kakioka [JMA], Honolulu and San Juan [USGS], Hermanus [RSA], INTERMAGNET, and many others for their cooperation to make the final Dst index available.