Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
1999/02/09 | 1 | 70 | HSX | N18E73 | |
1999/02/10 | 3 | 90 | CSO | N18E61 | |
1999/02/11 | 8 | 200 | DAO | N17E48 | |
1999/02/12 | 16 | 290 | EAO | N16E36 | |
1999/02/13 | 26 | 350 | EAI | N15E23 | |
1999/02/14 | 36 | 660 | EKI | N15E10 | |
1999/02/15 | 32 | 660 | EKI | N15W03 | |
1999/02/16 | 20 | 600 | EKI | N15W18 | |
1999/02/17 | 24 | 550 | EKI | N14W30 | |
1999/02/18 | 9 | 330 | EKO | N15W42 | |
1999/02/19 | 8 | 260 | EAO | N15W55 | |
1999/02/20 | 8 | 190 | EAO | N15W69 | |
1999/02/21 | 5 | 110 | CAO | N15W82 |
C | M |
---|---|
5 | 2 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | M1.44 | 1999/02/14 | 09:59 | 10:45 | 11:10 | |
2 | M1.09 | 1999/02/12 | 13:40 | 14:07 | 14:22 | |
3 | C6.03 | 1999/02/15 | 19:00 | 19:04 | 19:06 | |
4 | C4.59 | 1999/02/12 | 18:59 | 19:14 | 19:24 | |
5 | C3.7 | 1999/02/12 | 18:15 | 18:24 | 18:38 | |
6 | C2.44 | 1999/02/15 | 13:14 | 13:17 | 13:19 | |
7 | C1.94 | 1999/02/15 | 04:44 | 04:46 | 04:47 |
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Last X-flare | 2024/12/08 | X2.2 |
Last M-flare | 2024/12/22 | M1.1 |
Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
Spotless days | |
---|---|
Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
---|---|
November 2024 | 152.5 -13.9 |
December 2024 | 103.3 -49.2 |
Last 30 days | 114 -43.9 |