Viewing archive of Wednesday, 9 August 2023
Geophysical report
Solar and Geophysical Activity Summary 2023 Aug 09 0245 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 221 Issued at 0245Z on 09 Aug 2023 This report is compiled from data received at SWO on 08 AugA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0920 0931 0941 3387 S21E09 M3.6 Sf 2239 2252 2314 C4.1 210
B. Proton Events
The GOES-16 greater than 10 MeV proton flux
reached a peak flux of 45.1 pfu at T17:20:00Z and remains elevated.
C. Geomagnetic Activity Summary
The geomagnetic field ranged from
quiet to active levels.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 159 SSN 115 Afr/Ap 007/010 X-ray Background C1.0 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.1e+07 GT 10 MeV 2.5e+06 p/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 2.20e+07 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 4 2 1 1 2 3 1 2 Planetary 5 0 0 2 1 2 2 2
F. Comments
None
All times in UTC
Currently there's no noteworthy space weather
Latest news
Tuesday, 15 April 2025
CME arrival, G3 storm watch
Friday, 28 March 2025
X1.1 solar flare
Monday, 24 March 2025
Coronal hole faces Earth
Latest forum messages
Ask your obscure/"stupid" space weather questions. 381Space Weather Memes 703Filaments and prominences 115AR 4055 121Growth of Cycle 25 834
More topicsSupport SpaceWeatherLive.com!
A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!
Latest alerts
Thursday, 24 April 2025
07:27 UTC - Hemispheric Power Index
The OVATION model predicts the Hemispheric Power Index to reach 50GW at 08:15 UTC
07:15 UTC - Geomagnetic activity
Active geomagnetic conditions (Kp4) Threshold Reached: 07:03 UTC
06:27 UTC - Coronal mass ejection arrival
CME impact detected - Current Solar Wind Speed 644km/sec - IMF: Bt (strength): 15nT & Bz: 0nT (South).
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/22 | M1.3 |
| Last geomagnetic storm | 2025/04/21 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 122.8 -11.4 |
| Last 30 days | 117.7 -15.6 |