Sunspot region AR12558
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2016/06/20 | 5 | 30 | CSO | N13W37 | |
| 2016/06/21 | 3 | 20 | CAO | N13W50 |
2016/06/20
2016/06/21
|
2016/06/20
2016/06/21
|
| B | C |
|---|---|
| 2 | 2 |
The top 4 solar flares from sunspot region 12558
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.46 | 2016/06/19 | 11:44 | 11:58 | 12:09 | |
| 2 | C1.35 | 2016/06/20 | 02:49 | 03:00 | 03:09 | |
| 3 | B4.98 | 2016/06/24 | 00:17 | 00:34 | 00:44 | |
| 4 | B2.85 | 2016/06/19 | 07:31 | 07:57 | 08:23 |
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
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/04 | M1.8 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| February 2026 | 141.3 +17.3 |
| Last 30 days | 123.1 +14.7 |