[ips-si-alert] WEAK SUDDEN IMPULSE DETECTED (40nT) IN MAGNETOMETER DATA 17 12 24 1502UT issued 1519 UT on 17 Dec 2024 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

WEAK SUDDEN IMPULSE DETECTED (40nT) IN MAGNETOMETER DATA 17 12 24 1502UT
               Mean Magnetometer Parameters Pre/Post Impulse:
                                     Pre        Post       Pre/Post
Magnetometer Station          Unit   Impulse    Impulse    Change
Cocos_Island_(GA/BOM/ETH)      nT    253.2      279.2       26.0
Darwin_(GA)                    nT    185.6      216.9       31.3
Townsville_(GA)                nT   -567.9     -526.7       41.3
Townsville_(ICSWSE/BOM)        nT   -140.3     -100.4       40.0
Learmonth_(GA)                 nT    335.4      387.0       51.6
Learmonth_(SWS)                nT    195.5      247.5       51.9
Canberra_(GA)                  nT   -103.0      -59.9       43.1

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