Viewing archive of Thursday, 12 June 2025
Geophysical report
Solar and Geophysical Activity Summary 2025 Jun 12 0245 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 163 Issued at 0245Z on 12 Jun 2025 This report is compiled from data received at SWO on 11 JunA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 1702 1702 1702 140 1753 1753 1753 340 1951 1951 1952 790
B. Proton Events
None
C. Geomagnetic Activity Summary
The geomagnetic field reached
minor storm levels
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 141 SSN 133 Afr/Ap 013/??? X-ray Background C1.1 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 3.8e+05 GT 10 MeV 1.6e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 2.10e+07 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W0 degrees) 3 Hour K-indices Boulder 3 3 2 2 2 4 5 3 Planetary 3 3 2 2 2 4 4 5
F. Comments
None
All times in UTC
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 175.4 +83.6 |
| Last 30 days | 107.3 +14.6 |