Sunspot region AR8411
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/12/12 | 1 | 10 | AXX | S28E64 | |
| 1998/12/13 | 5 | 30 | CSO | S29E52 | |
| 1998/12/14 | 7 | 30 | BXO | S28E39 | |
| 1998/12/15 | 4 | 40 | CRO | S30E28 | |
| 1998/12/16 | 2 | 0 | BXO | S29E14 | |
| 1998/12/17 | 2 | 10 | BXO | S28E00 |
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Friday, 28 March 2025
X1.1 solar flare
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Strong G3 geomagnetic storm watch for 23 March
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/01 | M2.4 |
| Last geomagnetic storm | 2025/03/27 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| April 2025 | 147 -7.6 |
| Last 30 days | 128.8 -21.8 |