[ips-si-alert] WEAK SUDDEN IMPULSE DETECTED (30nT) IN MAGNETOMETER DATA 23 04 23 1736UT issued 1755 UT on 23 Apr 2023 [SEC=OFFICIAL]

[Regional Warning Centre]

WEAK SUDDEN IMPULSE DETECTED (30nT) IN MAGNETOMETER DATA 23 04 23 1736UT
               Mean Magnetometer Parameters Pre/Post Impulse:
                                     Pre        Post       Pre/Post
Magnetometer Station          Unit   Impulse    Impulse    Change
Cocos_Island_(GA/BOM/ETH)      nT     77.0       99.5       22.5
Townsville_(GA)                nT   -638.2     -610.1       28.1
Learmonth_(GA)                 nT    162.2      204.7       42.5
Canberra_(GA)                  nT   -169.6     -141.9       27.7

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