Viewing archive of Monday, 26 May 2025
Geophysical report
Solar and Geophysical Activity Summary 2025 May 26 0245 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 146 Issued at 0245Z on 26 May 2025 This report is compiled from data received at SWO on 25 MayA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0146 0152 0157 4098 X1.1 280 170 0202 0202 0203 180 0627 0635 0638 4098 M1.7 1005 1018 1025 4098 S05W50 M3.4 1n 1246 1246 1246 110 1249 1249 1250 610 1618 1630 1636 4098 M8.9 580 160 1759 1759 1759 150 2150 2151 2151 380
B. Proton Events
None.
C. Geomagnetic Activity Summary
The geomagnetic field was quiet.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 133 SSN 093 Afr/Ap 008/??? X-ray Background C1.1 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.7e+05 GT 10 MeV 1.6e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 2.60e+07 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W0 degrees) 3 Hour K-indices Boulder 2 2 3 2 3 3 1 1 Planetary 2 2 2 1 2 1 1 1
F. Comments
None.
All times in UTC
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| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/05/17 | M1.4 |
| Last geomagnetic storm | 2026/05/16 | Kp6- (G2) |
| Spotless days | |
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| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
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| April 2026 | 79.3 -6.6 |
| May 2026 | 89.2 +9.9 |
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