Sunspot region AR13389
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/07/27 | 1 | 20 | HSX | S09E72 | |
| 2023/07/28 | 1 | 40 | HSX | S09E58 | |
| 2023/07/29 | 1 | 40 | HSX | S09E46 | |
| 2023/07/30 | 3 | 40 | HSX | S10E34 | |
| 2023/07/31 | 2 | 30 | HSX | S09E22 | |
| 2023/08/01 | 2 | 20 | HSX | S09E08 | |
| 2023/08/02 | 6 | 20 | HSX | S09W06 | |
| 2023/08/08 | 1 | 0 | AXX | S16W74 |
2023/07/27
2023/07/28
2023/07/29
2023/07/30
2023/07/31
2023/08/01
2023/08/02
2023/08/08
|
2023/07/27
2023/07/28
2023/07/29
2023/07/30
2023/07/31
2023/08/01
2023/08/02
2023/08/08
|
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 13389
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.2 | 2023/07/29 | 05:56 | 06:02 | 06:08 |
Latest news
Thursday, 16 January 2025
Coronal hole faces Earth
Saturday, 4 January 2025
Sunspot region 3947, X-class solar flares
Monday, 30 December 2024
Two earth-directed coronal mass ejections
Latest forum messages
AR 3967 33Penticton down? 701/21/2025 AR 3967 M3.3 CME 2The Terminator Theory and Implications for growth of Cycle 25 64Filaments and prominences 615
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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 |