Sunspot region AR13457
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/10/04 | 1 | 30 | HRX | S11E62 | |
| 2023/10/05 | 1 | 30 | HRX | S11E48 | |
| 2023/10/06 | 1 | 20 | HRX | S13E37 | |
| 2023/10/07 | 1 | 20 | HRX | S11E25 | |
| 2023/10/08 | 1 | 20 | HRX | S11E11 | |
| 2023/10/09 | 1 | 5 | AXX | S11W02 |
2023/10/04
2023/10/05
2023/10/06
2023/10/07
2023/10/08
2023/10/09
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2023/10/04
2023/10/05
2023/10/06
2023/10/07
2023/10/08
2023/10/09
|
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 13457
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C4.0 | 2023/10/05 | 21:05 | 21:15 | 21:22 |
Latest news
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Wednesday, 31 December 2025
Happy New Year! Celebrate with an M7.1 solar flare!
Latest forum messages
Forum alert bar hidden at the bottom 4Ar 14349 15AR 4357 2Incoming & Unnumbered Active Regions 138Broad-spectrum aurora pillars 42
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Space weather facts
| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 119.2 -4.8 |
| Last 30 days | 119.5 +1.5 |