Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 1438 1445 1447 0905 C1.4 970 1522 1529 1531 0905 C2.1 4500 1524 1524 1525 450 1810 1810 1810 490 1858 1901 1903 B1.1 580 1905 1905 1905 120 1906 1906 1906 140 1953 1953 1955 140 2010 2014 2016 0905 B4.6 200 2121 2131 2133 0905 B4.4 110 2137 2137 2137 110
10 cm 073 SSN 030 Afr/Ap 010/009 X-ray Background A2.8 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.9e+06 GT 10 MeV 1.7e+04 p/(cm2-ster-day) (GOES-11 satellite synchronous orbit W135 degrees) Daily Electron Fluence GT 2 MeV 5.70e+07 e/(cm2-ster-day) (GOES-12 satellite synchronous orbit W75 degrees) 3 Hour K-indices Boulder 2 2 3 4 1 1 0 1 Planetary 2 2 3 4 1 2 2 2
None
All times in UTC
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| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/18 | M2.7 |
| Last geomagnetic storm | 2026/03/20 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (4%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 77.5 -0.7 |
| Last 30 days | 63.5 -42.2 |