Viewing archive of Monday, 1 December 2025
Geophysical report
Solar and Geophysical Activity Summary 2025 Dec 01 0245 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 335 Issued at 0245Z on 01 Dec 2025 This report is compiled from data received at SWO on 30 NovA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0001 0001 0002 180 0016 0040 0056 4295 C8.0 130 0018 0018 0018 180 0021 0021 0021 140 0112 0112 0112 200 0115 0115 0115 100 0138 0138 0138 100 0143 0143 0143 120 0437 0437 0437 120 0850 0850 0850 360 0951 0951 0951 150 0958 0958 0958 100 1001 1001 1001 100 1004 1004 1004 130 1033 1033 1033 120 1040 1040 1040 140 1629 1629 1629 120 1856 1856 1856 120 1927 1941 2000 4292 C5.4 110 2208 2208 2208 120 2213 2213 2214 180
B. Proton Events
None.
C. Geomagnetic Activity Summary
The geomagnetic field reached
active levels.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 180 SSN 108 Afr/Ap 014/016 X-ray Background C2.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 5.3e+06 GT 10 MeV 1.7e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 3.50e+08 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 4 5 2 4 2 2 3 2 Planetary 4 4 2 3 2 2 3 3
F. Comments
None.
All times in UTC
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| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| Last geomagnetic storm | 2026/01/22 | Kp5+ (G1) |
| Spotless days | |
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| Monthly mean Sunspot Number | |
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