Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
2021/09/18 | 1 | 30 | HSX | S28E73 | |
2021/09/19 | 3 | 60 | DAO | S27E59 | |
2021/09/20 | 6 | 240 | DAO | S28E47 | |
2021/09/21 | 8 | 310 | DKO | S28E37 | |
2021/09/22 | 7 | 250 | DKO | S29E25 | |
2021/09/23 | 11 | 210 | DAO | S28E10 | |
2021/09/24 | 8 | 140 | DAO | S25E01 | |
2021/09/25 | 9 | 140 | DAC | S28W13 | |
2021/09/26 | 10 | 90 | DAI | S15W49 | |
2021/09/27 | 6 | 70 | CSO | S27W39 | |
2021/09/28 | 1 | 30 | HRX | S29W52 | |
2021/09/29 | 1 | 10 | AXX | S28W66 | |
2021/09/30 | 1 | 10 | AXX | S28W79 |
B | C | M |
---|---|---|
89 | 16 | 2 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | M2.8 | 2021/09/23 | 04:35 | 04:42 | 04:50 | |
2 | M1.89 | 2021/09/23 | 15:23 | 15:28 | 15:39 | |
3 | C5.5 | 2021/09/17 | 04:07 | 04:28 | 04:44 | |
4 | C5.3 | 2021/09/23 | 04:17 | 04:32 | 04:35 | |
5 | C3.5 | 2021/09/17 | 04:09 | 04:20 | 04:48 | |
6 | C3.0 | 2021/09/24 | 06:56 | 07:01 | 07:05 | |
7 | C2.6 | 2021/09/18 | 07:47 | 08:27 | 08:33 | |
8 | C1.7 | 2021/09/25 | 19:11 | 19:17 | 19:21 | |
9 | C1.6 | 2021/09/26 | 11:19 | 11:24 | 11:28 | |
10 | C1.6 | 2021/09/28 | 05:54 | 06:34 | 06:54 |
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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 |