Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
1997/07/26 | 11 | 150 | DSO | N18W56 | |
1997/07/27 | 9 | 140 | DAO | N17W70 | |
1997/07/28 | 6 | 150 | DAO | N16W82 |
B | C |
---|---|
1 | 3 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | C1.76 | 1997/07/25 | 05:15 | 05:41 | 06:58 | |
2 | C1.64 | 1997/07/25 | 18:45 | 18:55 | 18:59 | |
3 | C1.19 | 1997/07/25 | 15:33 | 15:39 | 15:48 | |
4 | B5.53 | 1997/07/26 | 00:12 | 00:16 | 00:18 |
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Last X-flare | 2025/01/04 | X1.85 |
Last M-flare | 2025/01/19 | M2.4 |
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 | 140 -14.6 |
Last 30 days | 160.7 +43.5 |