Sunspot region AR13871
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2024/10/24 | 1 | 10 | HAX | S14E50 | |
| 2024/10/25 | 1 | 10 | AXX | S09E32 | |
| 2024/10/26 | 1 | 10 | AXX | S09E19 | |
| 2024/10/27 | 4 | 10 | BXO | S09E05 | |
| 2024/11/01 | 10 | 180 | DSI | S09W62 | |
| 2024/11/02 | 8 | 180 | DAO | S09W76 | |
| 2024/11/03 | 2 | 180 | DAO | S09W90 | |
| 2024/11/04 | 2 | 180 | DAO | S09W0* |
2024/10/24
2024/10/25
2024/10/26
2024/10/27
2024/11/01
2024/11/02
2024/11/03
2024/11/04
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2024/10/24
2024/10/25
2024/10/26
2024/10/27
2024/11/01
2024/11/02
2024/11/03
2024/11/04
|
Latest news
Wednesday, 14 May 2025
Another X-flare! Potent sunspot region 4087!
Tuesday, 13 May 2025
X1.1 solar flare from sunspot region 4086
Tuesday, 15 April 2025
CME arrival, G3 storm watch
Latest forum messages
AR4087 84Incoming & Unnumbered Active Regions 1882Unspecified geomagnetic activity 2426AR4086 49AR 14079 170
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Space weather facts
| Last X-flare | 2025/05/14 | X2.7 |
| Last M-flare | 2025/05/14 | M7.5 |
| Last geomagnetic storm | 2025/05/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2025 | 140.6 +6.4 |
| May 2025 | 74.9 -65.7 |
| Last 30 days | 99.8 -31.1 |