Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
1999/05/08 | 9 | 40 | CSO | N19W60 | |
1999/05/09 | 7 | 230 | EAO | N19W73 | |
1999/05/10 | 4 | 170 | DAO | N20W88 |
C | X |
---|---|
5 | 1 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | X1.1 | 1999/05/09 | 17:53 | 18:07 | 18:15 | |
2 | C7.31 | 1999/05/09 | 16:06 | 16:12 | 16:19 | |
3 | C6.61 | 1999/05/08 | 01:55 | 02:03 | 02:11 | |
4 | C5.36 | 1999/05/08 | 05:05 | 05:15 | 05:18 | |
5 | C4.8 | 1999/05/08 | 01:00 | 01:12 | 01:23 | |
6 | C3.1 | 1999/05/08 | 19:45 | 19:48 | 19:51 |
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Last X-flare | 2024/09/14 | X4.54 |
Last M-flare | 2024/09/14 | M3.0 |
Last geomagnetic storm | 2024/09/17 | Kp8- (G4) |
Spotless days | |
---|---|
Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
---|---|
August 2024 | 215.5 +19 |
September 2024 | 151.6 -63.9 |
Last 30 days | 158.3 -54.2 |