Below you'll find a daily report brought to you by the NOAA about the solar activity and geophysical activity during the past day and the prediction for the coming days. This page is daily updated around midnight.
Solar and Geophysical Activity Summary 2024 Sep 07 0245 UTCBegin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0040 0046 0054 3807 C4.4 380 0916 0917 0918 330 1357 1403 1407 3806 S10W53 C6.2 Sf 11000 1412 1412 1412 1100 1523 1524 1524 3000 1742 1743 1743 160
10 cm 249 SSN 188 Afr/Ap 008/007 X-ray Background C2.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 3.7e+07 GT 10 MeV 1.2e+05 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 2.80e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 1 0 2 2 3 3 2 2 Planetary 1 0 1 2 3 2 2 2
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Last X-flare | 2024/08/14 | X1.1 |
Last M-flare | 2024/09/07 | M1.6 |
Last geomagnetic storm | 2024/08/28 | Kp6- (G2) |
Spotless days | |
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Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
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August 2024 | 215.5 +19 |
September 2024 | 165.8 -49.7 |
Last 30 days | 185.9 -28.8 |