[ips-si-alert] WEAK SUDDEN IMPULSE DETECTED (23nT) IN MAGNETOMETER DATA 17 12 24 0916UT issued 0931 UT on 17 Dec 2024 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

WEAK SUDDEN IMPULSE DETECTED (23nT) IN MAGNETOMETER DATA 17 12 24 0916UT
               Mean Magnetometer Parameters Pre/Post Impulse:
                                     Pre        Post       Pre/Post
Magnetometer Station          Unit   Impulse    Impulse    Change
Cocos_Island_(GA/BOM/ETH)      nT    224.9      244.1       19.2
Darwin_(GA)                    nT    157.4      176.1       18.7
Townsville_(GA)                nT   -599.8     -576.7       23.2
Townsville_(ICSWSE/BOM)        nT   -170.9     -148.7       22.2
Learmonth_(GA)                 nT    308.1      336.1       28.0
Learmonth_(SWS)                nT    163.3      191.4       28.1
Canberra_(GA)                  nT   -139.8     -111.0       28.7

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