Sunspot region AR13992
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2025/02/12 | 11 | 150 | DAI | S06W11 | |
| 2025/02/13 | 16 | 210 | DAI | S06W26 | |
| 2025/02/14 | 11 | 90 | EAI | S06W41 | |
| 2025/02/15 | 7 | 60 | EAO | S07W55 | |
| 2025/02/16 | 5 | 70 | EAO | S05W69 | |
| 2025/02/17 | 17 | 90 | EAI | S05W82 | |
| 2025/02/18 | 17 | 90 | EAI | S06W96 | |
| 2025/02/19 | 17 | 90 | EAI | S06W0* |
2025/02/12
2025/02/13
2025/02/14
2025/02/15
2025/02/16
2025/02/17
2025/02/18
2025/02/19
|
2025/02/12
2025/02/13
2025/02/14
2025/02/15
2025/02/16
2025/02/17
2025/02/18
2025/02/19
|
| C | M |
|---|---|
| 20 | 2 |
The top 10 solar flares from sunspot region 13992
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.1 | 2025/02/17 | 15:07 | 15:13 | 15:23 | |
| 2 | M1.0 | 2025/02/13 | 11:05 | 11:09 | 11:13 | |
| 3 | C5.9 | 2025/02/17 | 04:24 | 04:46 | 04:56 | |
| 4 | C3.9 | 2025/02/12 | 12:37 | 12:47 | 12:58 | |
| 5 | C3.9 | 2025/02/18 | 07:45 | 07:50 | 07:55 | |
| 6 | C3.3 | 2025/02/13 | 12:01 | 12:09 | 12:13 | |
| 7 | C3.2 | 2025/02/13 | 12:33 | 12:37 | 12:41 | |
| 8 | C3.0 | 2025/02/18 | 16:59 | 17:10 | 17:14 | |
| 9 | C2.8 | 2025/02/18 | 17:14 | 17:19 | 17:24 | |
| 10 | C2.7 | 2025/02/18 | 07:31 | 07:41 | 07:45 |
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Latest forum messages
Solar Cycle 25 6Incoming & Unnumbered Active Regions 221Space Weather Memes 803Current Farside Activity 408Do the high-resolution sunspot counts point to more complex sunspots? 76
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/25 | M2.4 |
| Last geomagnetic storm | 2026/03/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (5%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 75 -3.2 |
| Last 30 days | 57.2 -67.7 |