Sunspot region AR11254
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/07/15 | 1 | 30 | CRO | S22E59 | |
| 2011/07/16 | 5 | 50 | CAO | S22E49 | |
| 2011/07/17 | 7 | 50 | DSO | S22E36 | |
| 2011/07/18 | 15 | 50 | CAI | S23E23 | |
| 2011/07/19 | 15 | 60 | CAI | S22E11 | |
| 2011/07/20 | 12 | 80 | DSO | S22W04 | |
| 2011/07/21 | 14 | 110 | CSO | S22W17 | |
| 2011/07/22 | 10 | 100 | CAI | S24W28 | |
| 2011/07/23 | 10 | 80 | DSO | S24W42 | |
| 2011/07/24 | 7 | 60 | CAO | S23W54 | |
| 2011/07/25 | 2 | 10 | AXX | S23W67 | |
| 2011/07/26 | 2 | 5 | BXO | S23W80 |
| B | C |
|---|---|
| 9 | 4 |
The top 10 solar flares from sunspot region 11254
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.53 | 2011/07/18 | 10:19 | 10:28 | 10:38 | |
| 2 | C1.16 | 2011/07/20 | 15:45 | 15:51 | 15:58 | |
| 3 | C1.01 | 2011/07/19 | 11:24 | 11:27 | 11:30 | |
| 4 | C1.01 | 2011/07/20 | 09:57 | 10:05 | 10:11 | |
| 5 | B8.69 | 2011/07/16 | 16:59 | 17:05 | 17:11 | |
| 6 | B8.09 | 2011/07/19 | 10:54 | 11:01 | 11:09 | |
| 7 | B7.91 | 2011/07/13 | 23:21 | 23:25 | 23:29 | |
| 8 | B7.91 | 2011/07/22 | 04:15 | 04:20 | 04:26 | |
| 9 | B7.24 | 2011/07/19 | 22:34 | 23:30 | 00:09 | |
| 10 | B5.95 | 2011/07/18 | 15:12 | 15:17 | 15:24 |
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/25 | M2.4 |
| Last geomagnetic storm | 2026/03/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (4%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 81.7 +3.5 |
| Last 30 days | 56.6 -72.2 |