Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
2011/03/17 | 10 | 40 | CAO | S28E39 | |
2011/03/18 | 11 | 60 | CAO | S29E26 | |
2011/03/19 | 9 | 30 | CRO | S29E14 | |
2011/03/20 | 6 | 20 | BXO | S30E01 | |
2011/03/21 | 5 | 20 | BXO | S29W13 |
B |
---|
1 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | B4.71 | 2011/03/18 | 11:40 | 11:45 | 11:50 |
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Last X-flare | 2025/03/28 | X1.1 |
Last M-flare | 2025/04/22 | M1.3 |
Last geomagnetic storm | 2025/04/21 | Kp5+ (G1) |
Spotless days | |
---|---|
Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
---|---|
March 2025 | 134.2 -20.4 |
April 2025 | 121 -13.2 |
Last 30 days | 113 -27.2 |