Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
2021/08/21 | 3 | 80 | CAO | N20E72 | |
2021/08/22 | 6 | 140 | CAO | N20E58 | |
2021/08/23 | 4 | 160 | CAO | N21E46 | |
2021/08/24 | 4 | 150 | HSX | N20E33 | |
2021/08/25 | 3 | 70 | HSX | N20E20 | |
2021/08/26 | 4 | 50 | DSO | N16E06 | |
2021/08/27 | 6 | 50 | CSO | N18W07 | |
2021/08/28 | 7 | 40 | CAO | N17W20 | |
2021/08/29 | 1 | 10 | HRX | N22W34 | |
2021/08/30 | 1 | 0 | AXX | N18W47 | |
2021/08/31 | 1 | 10 | AXX | N18W60 | |
2021/09/01 | 1 | 10 | AXX | N18W73 | |
2021/09/02 | 1 | 10 | AXX | N18W87 |
B | C |
---|---|
29 | 9 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | C3.1 | 2021/08/20 | 15:50 | 15:57 | 16:01 | |
2 | C3.0 | 2021/08/26 | 17:48 | 18:18 | 18:42 | |
3 | C2.3 | 2021/08/20 | 16:41 | 16:49 | 16:59 | |
4 | C1.9 | 2021/08/22 | 10:16 | 10:20 | 10:24 | |
5 | C1.8 | 2021/08/20 | 15:45 | 15:48 | 15:50 | |
6 | C1.5 | 2021/08/24 | 14:18 | 14:49 | 15:09 | |
7 | C1.4 | 2021/08/20 | 21:30 | 22:00 | 22:14 | |
8 | C1.2 | 2021/08/22 | 04:09 | 04:14 | 04:22 | |
9 | C1.0 | 2021/08/22 | 00:43 | 00:52 | 00:56 | |
10 | B9.4 | 2021/08/20 | 14:17 | 14:30 | 14:51 |
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Last X-flare | 2024/10/31 | X2.03 |
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 |