Sunspot region AR12724
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2018/10/13 | 1 | 20 | HRX | S08E57 | |
| 2018/10/14 | 1 | 10 | HSX | S08E40 | |
| 2018/10/15 | 1 | 10 | AXX | S07E27 |
2018/10/13
2018/10/14
2018/10/15
|
2018/10/13
2018/10/14
2018/10/15
|
| B | C |
|---|---|
| 3 | 1 |
The top 4 solar flares from sunspot region 12724
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.02 | 2018/10/12 | 14:04 | 14:08 | 14:13 | |
| 2 | B5.2 | 2021/05/27 | 00:58 | 01:01 | 01:18 | |
| 3 | B3.34 | 2018/10/13 | 13:28 | 13:34 | 13:42 | |
| 4 | B3.05 | 2018/10/12 | 01:43 | 01:50 | 01:56 |
Latest news
Thursday, 11 September 2025
Coronal hole faces Earth
Sunday, 31 August 2025
M2.7 solar flare with earth-directed CME!
Tuesday, 5 August 2025
M4.4 solar flare from sunspot region 4168
Latest forum messages
CMEs from 2025/10/03 52Incoming & Unnumbered Active Regions 2109Comet C/2025 A6 (Lemmon) 72Coronal Hole 85 2Unspecified geomagnetic activity 3204
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Space weather facts
| Last X-flare | 2025/06/19 | X1.9 |
| Last M-flare | 2025/10/03 | M1.2 |
| Last geomagnetic storm | 2025/10/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2025 | 129.8 -3.7 |
| October 2025 | 140.1 +10.3 |
| Last 30 days | 131.3 -1.2 |