Geomagnetic Field Data at Inabu Observatory

Geomagnetic field variation data observed at the Inabu Observatory, located in Inabu-cho, Toyota City, Aichi Prefecture. The observatory is situated at 35.20° N latitude and 137.53° E longitude. Measurements are made using a Bartington Mag03 fluxgate magnetometer. The observation period spans from January 29, 2020 to the present (observations are ongoing). The data are recorded as 1-second values in the IAGA 2002 format. Note that artificial noise often appears, especially during daytime, due to nearby traffic such as cars and buses.