Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
2023/10/07 | 2 | 10 | AXX | S11E35 | |
2023/10/08 | 15 | 80 | DAI | S10E23 | |
2023/10/09 | 18 | 120 | DAI | S10E11 | |
2023/10/10 | 18 | 140 | DAI | S11W05 | |
2023/10/11 | 11 | 110 | DAI | S10W20 | |
2023/10/12 | 11 | 120 | DAO | S10W34 | |
2023/10/13 | 9 | 90 | DAO | S10W43 | |
2023/10/14 | 5 | 90 | DAO | S10W57 | |
2023/10/15 | 5 | 90 | CAO | S10W70 | |
2023/10/16 | 1 | 30 | HSX | S10W85 | |
2023/10/17 | 1 | 30 | HSX | S10W0* |
B | C | M |
---|---|---|
1 | 14 | 1 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | M1.7 | 2023/10/07 | 17:57 | 18:06 | 18:10 | |
2 | C9.8 | 2023/10/14 | 05:03 | 05:15 | 05:27 | |
3 | C9.6 | 2023/10/12 | 03:07 | 03:47 | 04:25 | |
4 | C6.6 | 2023/10/08 | 03:34 | 03:40 | 03:45 | |
5 | C4.1 | 2023/10/10 | 01:36 | 01:42 | 01:45 | |
6 | C3.6 | 2023/10/08 | 09:06 | 09:27 | 09:37 | |
7 | C3.6 | 2023/10/09 | 22:51 | 22:57 | 23:03 | |
8 | C2.9 | 2023/10/09 | 22:45 | 22:49 | 22:51 | |
9 | C2.8 | 2023/10/11 | 01:06 | 01:12 | 01:16 | |
10 | C2.4 | 2023/10/08 | 14:01 | 14:09 | 14:13 |
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Last X-flare | 2025/06/19 | X1.9 |
Last M-flare | 2025/10/03 | M1.2 |
Last geomagnetic storm | 2025/10/03 | Kp5 (G1) |
Spotless days | |
---|---|
Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
---|---|
September 2025 | 129.8 -3.7 |
October 2025 | 140.1 +10.3 |
Last 30 days | 131.3 -1.2 |