[ips-si-alert] WEAK SUDDEN IMPULSE DETECTED (8nT) IN MAGNETOMETER DATA 01 02 23 1637UT issued 1704 UT on 01 Feb 2023 [SEC=OFFICIAL]

[Regional Warning Centre]

WEAK SUDDEN IMPULSE DETECTED (8nT) IN MAGNETOMETER DATA 01 02 23 1637UT
               Mean Magnetometer Parameters Pre/Post Impulse:
                                     Pre        Post       Pre/Post
Magnetometer Station          Unit   Impulse    Impulse    Change
Cocos_Island_(GA/BOM/ETH)      nT    162.6      169.8        7.1
Darwin_(GA)                    nT    146.8      154.9        8.1
Learmonth_(GA)                 nT    241.4      253.5       12.1
Alice_Springs_(GA)             nT     68.3       78.3       10.0
Gingin_(GA)                    nT    203.7      214.3       10.7
Canberra_(ICSWSE/BOM)          nT      0.1        0.1        0.0
Canberra_(GA)                  nT   -118.1     -108.7        9.4
Hobart                         nT    856.1      865.0        9.0

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