| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2015/04/17 | 7 | 30 | CAO | N15E12 | |
| 2015/04/18 | 6 | 30 | CRI | N15W02 | |
| 2015/04/19 | 5 | 10 | BXO | N15W16 | |
| 2015/04/21 | 1 | 10 | AXX | N15W41 | |
| 2015/04/24 | 7 | 80 | CAO | N20W83 | |
| 2015/04/25 | 2 | 10 | BXO | N19W96 | |
| 2015/04/26 | 2 | 10 | BXO | N19W0* |
| C | M |
|---|---|
| 9 | 1 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.05 | 2015/04/23 | 11:58 | 12:03 | 12:08 | |
| 2 | C3.72 | 2015/04/23 | 17:42 | 17:46 | 17:48 | |
| 3 | C3.12 | 2015/04/23 | 02:05 | 02:09 | 02:20 | |
| 4 | C3.09 | 2015/04/24 | 08:39 | 08:43 | 08:47 | |
| 5 | C2.16 | 2015/04/23 | 03:25 | 03:29 | 03:31 | |
| 6 | C2.12 | 2015/04/23 | 06:27 | 06:32 | 06:37 | |
| 7 | C2.09 | 2015/04/23 | 07:31 | 07:43 | 07:52 | |
| 8 | C2.09 | 2015/04/24 | 02:39 | 02:51 | 03:01 | |
| 9 | C1.74 | 2015/04/24 | 01:35 | 01:38 | 01:44 | |
| 10 | C1.71 | 2015/04/24 | 23:28 | 23:31 | 23:38 |
A lot of people come to SpaceWeatherLive to follow the Solar activity or if there is a chance to see the aurora, but with more traffic comes higher costs to keep the servers online. If you like SpaceWeatherLive and want to support the project you can choose a subscription for an ad-free site or consider a donation. With your help we can keep SpaceWeatherLive online!
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/12 | M1.1 |
| Last geomagnetic storm | 2025/12/11 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 152.4 +60.6 |
| Last 30 days | 108.1 +9.1 |