[ips-si-alert] WEAK SUDDEN IMPULSE DETECTED (8nT) IN MAGNETOMETER DATA 29 06 23 0735UT issued 0804 UT on 29 Jun 2023 [SEC=OFFICIAL]

[Regional Warning Centre]

WEAK SUDDEN IMPULSE DETECTED (8nT) IN MAGNETOMETER DATA 29 06 23 0735UT
               Mean Magnetometer Parameters Pre/Post Impulse:
                                     Pre        Post       Pre/Post
Magnetometer Station          Unit   Impulse    Impulse    Change
Cocos_Island_(GA/BOM/ETH)      nT    171.3      179.6        8.3
Darwin_(GA)                    nT    118.4      126.7        8.3
Townsville_(GA)                nT   -617.8     -606.6       11.2
Alice_Springs_(GA)             nT     29.8       41.0       11.2
Gingin_(GA)                    nT    171.4      183.3       11.9
Canberra_(ICSWSE/BOM)          nT      0.1        0.1        0.0
Canberra_(GA)                  nT   -160.9     -151.0        9.9
Hobart                         nT    695.4      703.9        8.4

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