Viewing archive of Sunday, 5 October 2025
Geophysical report
Solar and Geophysical Activity Summary 2025 Oct 05 0245 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 278 Issued at 0245Z on 05 Oct 2025 This report is compiled from data received at SWO on 04 OctA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0121 0121 0121 100 0136 0142 0147 4242 C5.5 210 0449 0449 0449 110 0455 0502 0509 4232 C3.5 140 0644 0644 0644 390 0725 0725 0725 140 0732 0732 0732 120 1124 1124 1124 200 1218 1218 1218 110 1448 1448 1448 120 1526 1526 1526 130 1548 1548 1548 130 1616 1616 1616 130 1628 1628 1628 120 1642 1642 1642 110 II 1725 1725 1725 130 1745 1752 1756 4241 N16E12 C3.5 Sf 160 1837 1845 1850 4230 C2.7 550 1850 1905 1911 4230 C3.0 100 1917 1917 1917 100 1947 1947 1947 240 2017 2017 2017 140 2027 2027 2027 200 2300 2300 2300 130 2317 2323 2326 4241 C2.1 240 2328 2329 2329 490 2346 2346 2347 170
B. Proton Events
None.
C. Geomagnetic Activity Summary
The geomagnetic field was at quiet
to active levels in response to positive polarity coronal hole
influences.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 158 SSN 137 Afr/Ap 016/020 X-ray Background C1.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.8e+06 GT 10 MeV 2.2e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 5.10e+08 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 3 4 5 4 4 4 2 2 Planetary 4 4 4 4 4 4 3 2
F. Comments
The GOES-19 2 MeV electron fluence reached high levels.
All times in UTC
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