: Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep None
10 CM 070 SSN 000 AFR/AP 024/024 X-RAY BACKGROUND A1.7 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 3.8E+06 GT 10 MEV 1.8E+04 P/(CM2-STER-DAY) (GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 6.6E+08 E/(CM2-STER-DAY) (GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES) 3 HOUR K-INDICES: BOULDER 5 4 4 3 3 3 2 2 PLANETARY 5 5 4 4 3 4 3 3
THE GT 2 MEV ELECTRON FLUENCE WAS AT HIGH LEVELS
All times in UTC
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Moderate M1.33 flare from sunspot region 4274
Minor R1 radio blackout in progress (≥M1 - current: M1.33)
Moderate M1.37 flare from sunspot region 4274
Minor R1 radio blackout in progress (≥M1 - current: M1.37)
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.
Read more| 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 | 97.9 -36.5 |