Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
2017/08/30 | 1 | 260 | DKO | N11E70 | |
2017/08/31 | 5 | 490 | EKO | N14E64 | |
2017/09/01 | 10 | 770 | EHO | N13E53 | |
2017/09/02 | 15 | 770 | FHI | N13E38 | |
2017/09/03 | 18 | 810 | FHC | N14E25 | |
2017/09/04 | 21 | 930 | FHC | N14E12 | |
2017/09/05 | 34 | 740 | FHI | N14W01 | |
2017/09/06 | 23 | 680 | FHI | N14W14 | |
2017/09/07 | 10 | 680 | FKI | N14W28 | |
2017/09/08 | 13 | 600 | FKO | N14W41 | |
2017/09/09 | 9 | 650 | FKO | N13W54 | |
2017/09/10 | 7 | 560 | FKO | N13W67 | |
2017/09/11 | 4 | 300 | FKO | N13W80 | |
2017/09/12 | 2 | 30 | HRX | N16W91 | |
2017/09/13 | 2 | 30 | HRX | N16W0* |
B | C |
---|---|
18 | 15 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | C7.52 | 2017/08/30 | 18:38 | 18:45 | 18:50 | |
2 | C4.02 | 2017/08/29 | 02:55 | 03:00 | 03:07 | |
3 | C2.92 | 2017/09/01 | 15:31 | 15:37 | 15:41 | |
4 | C2.08 | 2017/09/01 | 23:44 | 23:51 | 23:59 | |
5 | C1.95 | 2017/08/30 | 08:31 | 08:35 | 08:37 | |
6 | C1.9 | 2017/08/30 | 22:20 | 23:11 | 23:19 | |
7 | C1.68 | 2017/09/02 | 02:22 | 02:30 | 02:35 | |
8 | C1.63 | 2017/09/04 | 02:18 | 02:22 | 02:29 | |
9 | C1.5 | 2017/09/02 | 03:02 | 03:06 | 03:26 | |
10 | C1.5 | 2017/08/29 | 06:16 | 06:21 | 06:29 |
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Last X-flare | 2024/11/06 | X2.39 |
Last M-flare | 2024/11/22 | M1.0 |
Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
Spotless days | |
---|---|
Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
---|---|
October 2024 | 166.4 +25 |
November 2024 | 144.1 -22.3 |
Last 30 days | 158 +10.7 |