Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
1998/07/16 | 3 | 20 | BXO | S28E55 | |
1998/07/17 | 6 | 30 | BXO | S29E44 | |
1998/07/18 | 3 | 10 | BXO | S28E31 | |
1998/07/19 | 2 | 0 | BXO | S28E16 | |
1998/07/22 | 3 | 10 | BXO | S31W18 | |
1998/07/24 | 2 | 0 | BXO | S32W43 |
B | C |
---|---|
1 | 2 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | C1.46 | 1998/07/16 | 10:18 | 10:29 | 10:41 | |
2 | C1.03 | 1998/07/16 | 18:59 | 19:06 | 19:15 | |
3 | B5.33 | 1998/07/17 | 15:10 | 15:17 | 15:26 |
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Last X-flare | 2025/01/04 | X1.85 |
Last M-flare | 2025/01/21 | M3.3 |
Last geomagnetic storm | 2025/01/04 | Kp5 (G1) |
Spotless days | |
---|---|
Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
---|---|
December 2024 | 154.5 +2 |
January 2025 | 145.2 -9.3 |
Last 30 days | 163.2 +45.8 |