Sunspot region AR12418
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2015/09/15 | 1 | 200 | HSX | S15E56 | |
| 2015/09/16 | 1 | 200 | HSX | S15E42 | |
| 2015/09/17 | 1 | 250 | HHX | S16E30 | |
| 2015/09/18 | 4 | 210 | CSO | S14E19 | |
| 2015/09/19 | 5 | 230 | CHO | S14E05 | |
| 2015/09/20 | 6 | 230 | CHO | S14W07 | |
| 2015/09/21 | 5 | 210 | CAO | S15W21 | |
| 2015/09/22 | 4 | 180 | CAO | S15W35 | |
| 2015/09/23 | 3 | 170 | CAO | S15W49 | |
| 2015/09/24 | 3 | 170 | CAO | S15W49 | |
| 2015/09/25 | 2 | 140 | HAX | S16W77 | |
| 2015/09/26 | 2 | 60 | HAX | S15W88 | |
| 2015/09/27 | 2 | 60 | HAX | S15W0* |
2015/09/15
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2015/09/25
2015/09/26
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2015/09/15
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2015/09/18
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2015/09/20
2015/09/21
2015/09/22
2015/09/23
2015/09/24
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|
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Space weather facts
| Last X-flare | 2025/01/04 | X1.85 |
| Last M-flare | 2025/01/21 | M3.3 |
| Last geomagnetic storm | 2025/01/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2024 | 154.5 +2 |
| January 2025 | 145.2 -9.3 |
| Last 30 days | 163.2 +45.8 |