Viewing archive of Sunday, 27 October 2024
Geophysical report
Solar and Geophysical Activity Summary 2024 Oct 27 0245 UTCPrepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 301 Issued at 0245Z on 27 Oct 2024 This report is compiled from data received at SWO on 26 OctA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0358 0409 0413 3873 C4.0 2500 0510 0511 0511 140 0523 0523 0523 110 0528 0528 0529 110 0557 0623 0632 3873 S11E56 M9.5 3n 270 0632 0719 0756 3872 S17E64 X1.8 2n 1800 4200 II/IV 1136 1150 1157 M2.2 1158 1206 1213 M2.8 1404 1416 1430 M1.6
B. Proton Events
The greater than 10 MeV protons were elevated
above background following the X3.3 flare on 24 Oct and were further
elevated due to contirbutions from the X1.8 on 26 Oct.
C. Geomagnetic Activity Summary
The geomagnetic field reached
minor storm levels due to arrival of a CME that left the Sun on 24
Oct.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 238 SSN 181 Afr/Ap 011/011 X-ray Background C3.6 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.5e+07 GT 10 MeV 7.5e+05 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 3.30e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 1 2 1 1 3 4 4 4 Planetary 1 0 0 0 3 3 4 4
F. Comments
None
All times in UTC
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 142.7 -23.8 |
| Last 30 days | 155.2 +4.4 |