Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
1997/12/21 | 1 | 40 | HSX | S22E78 | |
1997/12/22 | 7 | 150 | EAO | S22E66 | |
1997/12/23 | 20 | 240 | EAC | S22E54 | |
1997/12/24 | 27 | 590 | EKC | S22E40 | |
1997/12/25 | 23 | 360 | EKC | S22E27 | |
1997/12/26 | 24 | 310 | EAI | S22E14 | |
1997/12/27 | 17 | 260 | ESI | S22E01 | |
1997/12/28 | 20 | 230 | ESC | S21W12 | |
1997/12/29 | 15 | 190 | EAI | S20W24 | |
1997/12/30 | 12 | 200 | ESO | S20W37 | |
1997/12/31 | 8 | 160 | DAO | S22W55 | |
1998/01/01 | 6 | 120 | DSO | S21W64 | |
1998/01/02 | 6 | 110 | CAO | S21W79 | |
1998/01/03 | 1 | 60 | HSX | S22W90 |
B | C | M |
---|---|---|
5 | 8 | 2 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | M1.6 | 1998/01/02 | 12:57 | 13:03 | 13:07 | |
2 | M1.57 | 1998/01/01 | 03:01 | 03:07 | 03:11 | |
3 | C8.64 | 1997/12/22 | 15:17 | 15:41 | 15:58 | |
4 | C6.03 | 1997/12/31 | 20:18 | 20:27 | 20:33 | |
5 | C4.33 | 1997/12/27 | 16:28 | 16:38 | 16:46 | |
6 | C3.21 | 1998/01/01 | 06:52 | 07:04 | 07:10 | |
7 | C2.74 | 1997/12/26 | 05:51 | 05:57 | 06:04 | |
8 | C2.39 | 1998/01/01 | 01:20 | 01:34 | 01:39 | |
9 | C1.93 | 1997/12/22 | 07:57 | 08:31 | 08:52 | |
10 | C1.79 | 1997/12/31 | 18:19 | 18:26 | 18:32 |
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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 | |
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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 |