Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
2025/05/16 | 3 | 30 | DRO | N16E50 | |
2025/05/17 | 6 | 30 | DRO | N17E40 | |
2025/05/18 | 4 | 20 | CRO | N15E28 | |
2025/05/19 | 6 | 20 | BXI | N18E16 | |
2025/05/20 | 5 | 10 | BXO | N18E01 | |
2025/05/21 | 4 | 20 | BXO | N18W12 |
B | C |
---|---|
6 | 2 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | C2.3 | 2025/05/16 | 03:48 | 04:03 | 04:15 | |
2 | C1.1 | 2025/05/18 | 18:13 | 18:28 | 18:37 | |
3 | B9.2 | 2025/05/16 | 07:17 | 07:29 | 07:38 | |
4 | B9.2 | 2025/05/17 | 13:51 | 14:06 | 14:19 | |
5 | B9.1 | 2025/05/19 | 22:18 | 22:25 | 22:31 | |
6 | B8.8 | 2025/05/16 | 08:21 | 08:30 | 08:41 | |
7 | B8.5 | 2025/05/17 | 09:56 | 10:10 | 10:19 | |
8 | B7.5 | 2025/05/16 | 08:42 | 08:45 | 08:48 |
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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 |