Sunspot region AR13425
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/09/06 | 7 | 40 | CSO | N23E70 | |
| 2023/09/07 | 8 | 60 | DAO | N23E52 | |
| 2023/09/08 | 15 | 140 | DAI | N24E43 | |
| 2023/09/09 | 13 | 120 | DAI | N23E30 | |
| 2023/09/10 | 13 | 110 | EAI | N20E13 | |
| 2023/09/11 | 24 | 100 | EAI | N27W01 | |
| 2023/09/12 | 24 | 90 | EAI | N24W11 | |
| 2023/09/13 | 17 | 70 | EAO | N25W25 | |
| 2023/09/14 | 16 | 70 | EAO | N23W41 | |
| 2023/09/15 | 8 | 40 | CSO | N23W55 | |
| 2023/09/16 | 6 | 30 | CRO | N25W66 | |
| 2023/09/17 | 6 | 20 | CAO | N25W79 | |
| 2023/09/18 | 3 | 80 | DAO | N23W83 | |
| 2023/09/19 | 1 | 60 | HSX | N24W88 | |
| 2023/09/20 | 1 | 60 | HSX | N24W0* | |
| 2023/09/21 | 1 | 60 | HSX | N24W0* |
2023/09/06
2023/09/07
2023/09/08
2023/09/09
2023/09/10
2023/09/11
2023/09/12
2023/09/13
2023/09/14
2023/09/15
2023/09/16
2023/09/17
2023/09/18
2023/09/19
2023/09/20
2023/09/21
|
2023/09/06
2023/09/07
2023/09/08
2023/09/09
2023/09/10
2023/09/11
2023/09/12
2023/09/13
2023/09/14
2023/09/15
2023/09/16
2023/09/17
2023/09/18
2023/09/19
2023/09/20
2023/09/21
|
| C | M |
|---|---|
| 17 | 2 |
The top 10 solar flares from sunspot region 13425
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2.12 | 2023/09/07 | 18:58 | 19:09 | 19:24 | |
| 2 | M1.92 | 2023/09/12 | 04:18 | 04:26 | 04:31 | |
| 3 | C8.1 | 2023/09/11 | 21:07 | 21:14 | 21:24 | |
| 4 | C5.5 | 2023/09/11 | 17:16 | 17:35 | 17:46 | |
| 5 | C4.7 | 2023/09/10 | 00:54 | 01:07 | 01:19 | |
| 6 | C4.7 | 2023/09/12 | 15:07 | 15:24 | 15:35 | |
| 7 | C4.0 | 2023/09/08 | 04:16 | 04:42 | 04:56 | |
| 8 | C3.7 | 2023/09/08 | 11:14 | 11:17 | 11:21 | |
| 9 | C3.6 | 2023/09/12 | 11:06 | 11:12 | 11:17 | |
| 10 | C2.9 | 2023/09/14 | 18:40 | 18:45 | 18:50 |
Latest news
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
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Tuesday, 11 November 2025
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 186 +94.2 |
| Last 30 days | 106.3 +12.6 |