Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
2021/09/26 | 4 | 10 | BXO | S13E06 | |
2021/09/27 | 4 | 20 | CRO | S17W12 | |
2021/09/28 | 10 | 30 | CRO | S18W27 | |
2021/09/29 | 14 | 130 | DAI | S18W41 | |
2021/09/30 | 13 | 200 | DAO | S18W52 | |
2021/10/01 | 4 | 200 | DAO | S18W66 | |
2021/10/02 | 2 | 150 | DAO | S20W78 | |
2021/10/03 | 1 | 30 | HSX | S21W93 | |
2021/10/04 | 1 | 30 | HSX | S21W0* |
B | C |
---|---|
28 | 7 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | C2.8 | 2021/09/29 | 21:46 | 21:56 | 22:02 | |
2 | C1.9 | 2021/10/03 | 07:07 | 07:22 | 07:46 | |
3 | C1.7 | 2021/09/29 | 22:34 | 22:45 | 22:50 | |
4 | C1.7 | 2021/10/02 | 22:23 | 22:40 | 22:57 | |
5 | C1.4 | 2021/09/29 | 22:10 | 22:13 | 22:17 | |
6 | C1.2 | 2021/09/30 | 12:43 | 12:49 | 12:55 | |
7 | C1.0 | 2021/09/29 | 14:15 | 14:21 | 14:25 | |
8 | B9.5 | 2021/09/30 | 05:42 | 05:49 | 05:55 | |
9 | B9.4 | 2021/10/04 | 02:52 | 03:07 | 03:18 | |
10 | B8.6 | 2021/09/29 | 11:11 | 11:19 | 11:25 |
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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 |