Viewing archive of Saturday, 28 February 2009
Solar flares
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All times in UTC
Latest news
Friday, 28 March 2025
X1.1 solar flare
Monday, 24 March 2025
Coronal hole faces Earth
Saturday, 22 March 2025
Strong G3 geomagnetic storm watch for 23 March
Latest forum messages
Filaments and prominences 45CME from Filament eruption 4-13 circa 7utc 24AR 4055 59Double Filament eruption April 13th 2025 circa 7UTC 150 mhz F2 66
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Latest alerts
16:00 UTC - Solar flare
Moderate M1.29 flare from sunspot region 4055
15:42 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1.2)
11:51 UTC - Solar flare
Moderate M1 flare
11:36 UTC - Radio Blackout
Minor R1 radio blackout in progress (≥M1 - current: M1)
10:15 UTC - Solar flare
Moderate M1.41 flare
Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/13 | M1.2 |
| Last geomagnetic storm | 2025/04/06 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 136.4 +2.2 |
| Last 30 days | 134.7 -7.2 |