Viewing archive of Sunday, 21 November 2004
Geophysical report
:Product: 20041121SGAS.txt :Issued: 2004 Nov 21 0250 UT Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.comJoint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 326 Issued at 0245Z on 21 Nov 2004 This report is compiled from data received at SWO on 20 NovA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep None
B. Proton Events
None.
C. Geomagnetic Activity Summary
The geomagnetic field was quiet to
active. Active periods were due to the effects of sustained periods
of southward Bz. Solar wind speed at ACE showed an increase from
450 km/s to 550 km/s at approximately 1600 UTC.
D. Stratwarm
None.
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 099 SSN 040 Afr/Ap 010/018 X-ray Background B1.1 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 3.9e+06 GT 10 MeV 1.6e+04 p/(cm2-ster-day) (GOES-11 satellite synchronous orbit W102 degrees) Daily Electron Fluence GT 2 MeV 2.30e+07 e/(cm2-ster-day) (GOES-12 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 3 4 3 4 3 3 3 3 Planetary 3 4 3 4 4 3 3 3
F. Comments
None.
Latest news
Wednesday, 29 November 2023
M9.8 solar flare with earth-directed CME
Friday, 10 November 2023
Coronal mass ejection impact expected on 11 November
Monday, 6 November 2023
Strong geomagnetic storm sparks aurora all over Europe
Latest forum messages
Impact from Nov 28 CME 66geomagnetic activity 726Filaments 424AR 3500 108D-RAP and Gamma Ray Bursts 12
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!
Space weather facts
| Last X-flare | 2023/08/07 | X1.51 |
| Last M-flare | 2023/12/01 | M1.1 |
| Last geomagnetic storm | 2023/11/25 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2023 | 99.4 -34.2 |