Sunspot region AR11576
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/09/20 | 4 | 50 | DSO | S22E62 | |
| 2012/09/21 | 3 | 70 | DSO | S21E52 | |
| 2012/09/22 | 2 | 50 | DSO | S21E43 | |
| 2012/09/23 | 2 | 50 | DAO | S21E30 | |
| 2012/09/24 | 2 | 50 | DSO | S22E17 | |
| 2012/09/25 | 2 | 40 | DSO | S21E04 | |
| 2012/09/26 | 3 | 30 | CRO | S21W09 | |
| 2012/09/27 | 2 | 10 | BXO | S20W21 | |
| 2012/09/28 | 1 | 5 | AXX | S20W35 | |
| 2012/09/29 | 1 | 0 | AXX | S21W47 |
| C |
|---|
| 3 |
The top 3 solar flares from sunspot region 11576
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.75 | 2012/09/19 | 15:04 | 15:12 | 15:21 | |
| 2 | C1.84 | 2012/09/19 | 16:37 | 16:42 | 16:52 | |
| 3 | C1.25 | 2012/09/28 | 21:15 | 21:18 | 21:20 |
Latest news
Sunday, 7 December 2025
M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
X4.0 solar flare
Latest forum messages
Incoming & Unnumbered Active Regions 71AR14321 4AR14317 & 14318 22Discussions of unproven theories are no longer allowed 119GOES videos 4
More topicsSupport SpaceWeatherLive.com!
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!
Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/21 | M1.3 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 114.3 +22.5 |
| Last 30 days | 109.4 +22.7 |