Sunspot region AR13737
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2024/07/04 | 3 | 100 | DSO | S14W77 | |
| 2024/07/05 | 2 | 100 | DSO | S14W88 | |
| 2024/07/06 | 2 | 100 | DSO | S13W0* |
2024/07/04
2024/07/05
2024/07/06
|
2024/07/04
2024/07/05
2024/07/06
|
| C |
|---|
| 7 |
The top 7 solar flares from sunspot region 13737
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C7.7 | 2024/07/05 | 23:40 | 23:56 | 00:07 | |
| 2 | C5.5 | 2024/07/05 | 21:10 | 21:16 | 21:24 | |
| 3 | C5.0 | 2024/07/05 | 22:39 | 22:54 | 23:09 | |
| 4 | C4.1 | 2024/07/05 | 15:06 | 15:13 | 15:17 | |
| 5 | C3.5 | 2024/07/04 | 17:54 | 17:58 | 18:02 | |
| 6 | C3.4 | 2024/07/04 | 21:39 | 21:47 | 22:10 | |
| 7 | C2.5 | 2024/07/05 | 00:03 | 00:09 | 00:17 |
Latest news
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/18 | M2.7 |
| Last geomagnetic storm | 2026/03/23 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (4%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 79.2 +1 |
| Last 30 days | 76.8 -5.5 |