Sunspot region AR9399
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/03/25 | 5 | 10 | BXO | S29E03 | |
| 2001/03/26 | 7 | 30 | DSO | S30W09 | |
| 2001/03/27 | 9 | 30 | DSO | S29W22 | |
| 2001/03/28 | 5 | 40 | DSO | S29W35 | |
| 2001/03/29 | 3 | 30 | CRO | S30W49 | |
| 2001/03/30 | 1 | 0 | AXX | S31W60 |
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Friday, 28 March 2025
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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 | 2025/03/31 | M1.2 |
| 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 |
| March 2025 | 127 -27.6 |
| Last 30 days | 127 -25.7 |