Sunspot region AR11451
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/04/01 | 4 | 20 | CRO | N17E53 |
| B | C | M |
|---|---|---|
| 6 | 7 | 1 |
The top 10 solar flares from sunspot region 11451
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.11 | 2012/03/29 | 08:30 | 09:53 | 09:55 | |
| 2 | C7.16 | 2012/03/29 | 13:12 | 13:21 | 13:23 | |
| 3 | C5.66 | 2012/04/09 | 12:12 | 12:44 | 13:08 | |
| 4 | C2.06 | 2012/03/29 | 16:35 | 16:40 | 16:42 | |
| 5 | C1.83 | 2012/03/30 | 21:06 | 21:12 | 21:16 | |
| 6 | C1.66 | 2012/03/29 | 12:36 | 12:39 | 12:43 | |
| 7 | C1.12 | 2012/04/02 | 02:28 | 02:34 | 02:41 | |
| 8 | C1.02 | 2012/04/08 | 14:53 | 15:47 | 16:07 | |
| 9 | B9.63 | 2012/04/07 | 19:08 | 19:55 | 20:16 | |
| 10 | B9.62 | 2012/04/08 | 18:46 | 18:53 | 19:00 |
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
Latest forum messages
AR4366 654New satellites - Proba-3, PUNCH, SWFO-L1, GOES-U/19 73X8 CME 10X1.9 CME 1363Current Farside Activity 351
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| Last M-flare | 2026/02/03 | M3.6 |
| 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 | 114 -10 |
| Last 30 days | 118.1 +6.2 |