Sunspot region AR11438
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/03/21 | 2 | 50 | HSX | S15E69 | |
| 2012/03/22 | 2 | 70 | HSX | S14E56 | |
| 2012/03/23 | 2 | 60 | HSX | S15E43 | |
| 2012/03/24 | 2 | 60 | HAX | S14E29 | |
| 2012/03/25 | 1 | 30 | HAX | S14E15 | |
| 2012/03/26 | 2 | 20 | HSX | S17E02 | |
| 2012/03/27 | 1 | 20 | HSX | S13W10 | |
| 2012/03/28 | 3 | 30 | CAO | S14W24 | |
| 2012/03/29 | 4 | 20 | DRO | S14W37 | |
| 2012/03/30 | 4 | 30 | CSO | S14W51 | |
| 2012/03/31 | 2 | 20 | CSO | S13W65 |
| B | C |
|---|---|
| 5 | 1 |
The top 6 solar flares from sunspot region 11438
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.12 | 2012/03/28 | 00:18 | 00:25 | 00:28 | |
| 2 | B9.7 | 2012/03/28 | 19:38 | 19:42 | 19:48 | |
| 3 | B8.12 | 2012/03/25 | 14:37 | 14:58 | 15:25 | |
| 4 | B7.88 | 2012/03/27 | 23:42 | 23:45 | 23:48 | |
| 5 | B7.22 | 2012/03/26 | 02:50 | 02:55 | 02:58 | |
| 6 | B6.09 | 2012/03/20 | 14:50 | 14:54 | 14:57 |
Latest news
Sunday, 1 February 2026
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| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
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