Viewing archive of Thursday, 23 February 2023
Geophysical report
Solar and Geophysical Activity Summary 2023 Feb 23 0245 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 054 Issued at 0245Z on 23 Feb 2023 This report is compiled from data received at SWO on 22 FebA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0451 0512 0540 3234 M1.4 120 0828 0831 0831 220 0834 0835 0835 140 0856 0856 0856 120 1022 1027 1042 3230 C3.2 110 1336 1350 1358 3234 N27E57 M2.6 Sf
B. Proton Events
None.
C. Geomagnetic Activity Summary
The geomagnetic field was qyuiet.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 152 SSN 100 Afr/Ap 004/005 X-ray Background C1.2 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.5e+06 GT 10 MeV 2.2e+04 p/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 3.50e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder ? ? ? ? ? ? ? ? Planetary 1 0 1 1 2 1 2 2
F. Comments
BOU magnetometer has been offline since 17 Feb 2023.
All times in UTC
Latest news
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/03/28 | M1.3 |
| Last geomagnetic storm | 2026/03/25 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| Last 30 days | 90.3 +19 |
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