Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
1998/09/10 | 3 | 10 | BXO | N12W27 | |
1998/09/11 | 4 | 20 | BXO | N12W41 | |
1998/09/12 | 9 | 120 | CSO | N11W55 | |
1998/09/13 | 5 | 230 | DAO | N11W71 | |
1998/09/14 | 3 | 200 | DAO | N12W83 | |
1998/09/15 | 1 | 60 | HSX | N14W91 |
C | M |
---|---|
7 | 2 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | M3.11 | 1998/09/11 | 15:58 | 16:03 | 16:07 | |
2 | M1.19 | 1998/09/13 | 18:16 | 18:25 | 18:29 | |
3 | C3.57 | 1998/09/11 | 15:20 | 15:25 | 15:34 | |
4 | C2.93 | 1998/09/10 | 21:56 | 22:05 | 22:18 | |
5 | C2.87 | 1998/09/11 | 20:42 | 20:46 | 20:52 | |
6 | C2.51 | 1998/09/11 | 05:21 | 05:25 | 05:28 | |
7 | C2.37 | 1998/09/13 | 14:05 | 14:19 | 14:26 | |
8 | C1.83 | 1998/09/12 | 01:36 | 01:39 | 01:45 | |
9 | C1.26 | 1998/09/10 | 15:37 | 15:49 | 16:00 |
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Last X-flare | 2024/10/31 | X2.0 |
Last M-flare | 2024/11/05 | M2.6 |
Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
Spotless days | |
---|---|
Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
---|---|
September 2024 | 141.4 -74.1 |
November 2024 | 215.8 +74.4 |
Last 30 days | 161.1 +7.2 |