Sunspot region AR13666
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2024/05/03 | 10 | 120 | CAI | N07E15 | |
| 2024/05/04 | 10 | 130 | CAI | N07E02 | |
| 2024/05/05 | 4 | 120 | CSO | N07W10 | |
| 2024/05/06 | 2 | 70 | HSX | N07W27 | |
| 2024/05/07 | 2 | 80 | HSX | N06W41 | |
| 2024/05/08 | 2 | 70 | HSX | N08W52 | |
| 2024/05/09 | 2 | 30 | HSX | N07W67 | |
| 2024/05/10 | 1 | 50 | HSX | N09W80 | |
| 2024/05/11 | 1 | 50 | HSX | N08W94 |
2024/05/03
2024/05/04
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2024/05/06
2024/05/07
2024/05/08
2024/05/09
2024/05/10
2024/05/11
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2024/05/03
2024/05/04
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2024/05/07
2024/05/08
2024/05/09
2024/05/10
2024/05/11
|
Latest news
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Latest forum messages
AR4405 233AR4404 27X1.5 CME (2026-03-30) 343Late 2026/04/01 Filament CME 6GoPro tips -which model, what settings etc 2
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/02 | M3.5 |
| Last geomagnetic storm | 2026/03/25 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| April 2026 | 130 +51.8 |
| Last 30 days | 92.6 +25.1 |
