Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
---|---|---|---|---|---|
1999/09/11 | 1 | 20 | HSX | N19E73 | |
1999/09/12 | 1 | 40 | HSX | N20E60 | |
1999/09/13 | 1 | 30 | HSX | N20E48 | |
1999/09/14 | 5 | 40 | CSO | N21E34 | |
1999/09/15 | 2 | 30 | CSO | N21E21 | |
1999/09/16 | 3 | 40 | CSO | N22E08 | |
1999/09/17 | 3 | 30 | CSO | N21W04 | |
1999/09/18 | 1 | 20 | HSX | N21W16 | |
1999/09/19 | 2 | 20 | CSO | N21W31 | |
1999/09/20 | 1 | 10 | HSX | N21W42 | |
1999/09/21 | 1 | 10 | AXX | N21W56 | |
1999/09/22 | 1 | 0 | AXX | N22W70 |
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Last X-flare | 2024/12/08 | X2.2 |
Last M-flare | 2024/12/23 | M8.9 |
Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
Spotless days | |
---|---|
Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
---|---|
November 2024 | 152.5 -13.9 |
December 2024 | 106.6 -45.9 |
Last 30 days | 116.1 -41.8 |