[ips-si-alert] WEAK SUDDEN IMPULSE DETECTED (14nT) IN MAGNETOMETER DATA 17 01 23 2159UT issued 2219 UT on 17 Jan 2023 [SEC=OFFICIAL]

[Regional Warning Centre]

WEAK SUDDEN IMPULSE DETECTED (14nT) IN MAGNETOMETER DATA 17 01 23 2159UT
               Mean Magnetometer Parameters Pre/Post Impulse:
                                     Pre        Post       Pre/Post
Magnetometer Station          Unit   Impulse    Impulse    Change
Cocos_Island_(GA/BOM/ETH)      nT    160.6      173.7       13.1
Darwin_(GA)                    nT    164.7      179.9       15.2
Learmonth_(GA)                 nT    242.7      263.6       20.9
Canberra_(GA)                  nT   -116.2     -105.4       10.8

Australian Space Weather Forecasting Centre
Bureau of Meteorology
ASWFC at bom.gov.au
www.bom.gov.au | www.sws.bom.gov.au