Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0129 0133 0137 1756 C1.6 110 0603 0603 0603 180 1409 1409 1410 360
10 cm 121 SSN 107 Afr/Ap 025/040 X-ray Background B3.9 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.8e+07 GT 10 MeV 5.9e+05 p/(cm2-ster-day) (GOES-15 satellite synchronous orbit W135 degrees) Daily Electron Fluence GT 2 MeV 2.30e+07 e/(cm2-ster-day) (GOES-15 satellite synchronous orbit W135 degrees) 3 Hour K-indices Boulder 3 6 4 3 4 5 3 4 Planetary 4 6 4 4 4 6 5 4
Particle flux reported by GOES-15 because of a GOES-13 outage.
All times in UTC
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| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/25 | M2.4 |
| Last geomagnetic storm | 2026/03/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (5%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| March 2026 | 75 -37.6 |
| Last 30 days | 59.2 -65.5 |