Viewing archive of Sunday, 9 April 2006
Geophysical report
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 099 Issued at 0245Z on 09 Apr 2006 This report is compiled from data received at SWO on 08 AprA. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep None
B. Proton Events
C. Geomagnetic Activity Summary
D. Stratwarm
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 091 SSN 057 Afr/Ap 004/005 X-ray Background B1.5 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 7.4e+05 GT 10 MeV 1.6e+04 p/(cm2-ster-day) (GOES-11 satellite synchronous orbit W103 degrees) Daily Electron Fluence GT 2 MeV 6.00e+06 e/(cm2-ster-day) (GOES-12 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 1 0 1 2 3 2 1 2 Planetary 1 0 1 2 2 1 1 2
F. Comments
None
All times in UTC
Latest news
X4.0 solar flare
X5.1 solar flare, G4 geomagnetic storm watch
X1.2 solar flare with earth-directed CME
Latest forum messages
Support SpaceWeatherLive.com!
A lot of people come to SpaceWeatherLive to follow the Solar activity or if there is a chance to see the aurora, but with more traffic comes higher costs to keep the servers online. If you like SpaceWeatherLive and want to support the project you can choose a subscription for an ad-free site or consider a donation. With your help we can keep SpaceWeatherLive online!
Latest alerts
21:51 UTC - Solar flare
Moderate M1.33 flare from sunspot region 4274
21:36 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.33)
20:30 UTC - Solar flare
Moderate M1.37 flare from sunspot region 4274
20:15 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.37)
X4.0 solar flare
A X4.0 (R3-strong) solar flare peaked at 08:30 UTC this morning. It was of course departing sunspot region 4274 which has been the source of so many solar flares and even geomagnetic storms this past week that provided the fireworks.
Space weather facts
| Last X-flare | 2025/11/14 | X4.0 |
| Last M-flare | 2025/11/14 | M1.3 |
| Last geomagnetic storm | 2025/11/13 | Kp7+ (G3) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2025 | 114.6 -15.2 |
| November 2025 | 100.3 -14.3 |
| Last 30 days | 98.1 -36.4 |