Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
1999/02/11 | 1 | 50 | HSX | S17E70 | |
1999/02/12 | 3 | 100 | ESO | S17E61 | |
1999/02/13 | 5 | 50 | CSO | S16E50 | |
1999/02/14 | 4 | 30 | HSX | S16E30 | |
1999/02/15 | 9 | 30 | CSO | S17E17 | |
1999/02/16 | 5 | 50 | CSO | S17E04 | |
1999/02/17 | 3 | 20 | CSO | S18W10 | |
1999/02/18 | 3 | 20 | DAO | S17W22 | |
1999/02/19 | 5 | 10 | BXO | S17W35 |
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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 |