Sunspot region AR13308
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/05/16 | 2 | 10 | BXO | N12W00 | |
| 2023/05/17 | 4 | 20 | CRO | N12W14 | |
| 2023/05/18 | 8 | 60 | CAO | N12W28 | |
| 2023/05/19 | 15 | 70 | CAO | N12W42 | |
| 2023/05/20 | 8 | 50 | CAO | N09W56 | |
| 2023/05/21 | 6 | 40 | CAO | N12W65 | |
| 2023/05/22 | 3 | 100 | CAO | N11W81 | |
| 2023/05/23 | 1 | 50 | CAO | N12W93 | |
| 2023/05/24 | 1 | 50 | CAO | N12W0* |
2023/05/16
2023/05/17
2023/05/18
2023/05/19
2023/05/20
2023/05/21
2023/05/22
2023/05/23
2023/05/24
|
2023/05/16
2023/05/17
2023/05/18
2023/05/19
2023/05/20
2023/05/21
2023/05/22
2023/05/23
2023/05/24
|
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
AR 4408 1Late 2026/04/01 Filament CME 15AR4409 75AR4404 29Comet C/2026 A1 (MAPS) for the southern hemisphere 36
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/03 | M1.3 |
| Last geomagnetic storm | 2026/04/02 | Kp6- (G2) |
| 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 | 141 +62.8 |
| Last 30 days | 94.6 +27 |
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