Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
1999/02/23 | 4 | 10 | BXO | S23E72 | |
1999/02/24 | 3 | 90 | DAO | S24E59 | |
1999/02/25 | 5 | 60 | DSO | S24E45 | |
1999/02/26 | 9 | 40 | CAO | S23E32 | |
1999/02/27 | 4 | 40 | CSO | S24E19 | |
1999/02/28 | 1 | 30 | HSX | S23E04 | |
1999/03/01 | 1 | 10 | HSX | S23W10 |
B |
---|
1 |
Start | Maximum | End | ||||
---|---|---|---|---|---|---|
1 | B5.21 | 1999/02/26 | 07:46 | 07:50 | 07:56 |
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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 | 147.6 -68 |
Last 30 days | 154.6 -57.2 |