Sunspot region AR11401
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/01/15 | 2 | 40 | HSX | N15E73 | |
| 2012/01/16 | 14 | 200 | DAI | N17E60 | |
| 2012/01/17 | 13 | 420 | ESO | N17E51 | |
| 2012/01/18 | 18 | 480 | EKC | N18E38 | |
| 2012/01/19 | 18 | 450 | EKC | N16E27 | |
| 2012/01/20 | 22 | 540 | EKI | N18E13 | |
| 2012/01/21 | 19 | 380 | EKI | N16W00 | |
| 2012/01/22 | 19 | 350 | EKI | N17W12 | |
| 2012/01/23 | 21 | 260 | EKI | N16W26 | |
| 2012/01/24 | 22 | 170 | ESO | N16W39 | |
| 2012/01/25 | 22 | 170 | ESO | N16W52 | |
| 2012/01/26 | 6 | 50 | CSO | N16W66 |
| C | M |
|---|---|
| 21 | 3 |
The top 10 solar flares from sunspot region 11401
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2.5 | 2012/01/18 | 19:04 | 19:12 | 19:27 | |
| 2 | M2.11 | 2012/01/14 | 13:14 | 13:18 | 13:20 | |
| 3 | M1.55 | 2012/01/17 | 04:41 | 04:53 | 05:07 | |
| 4 | C8 | 2012/01/16 | 10:31 | 10:38 | 11:22 | |
| 5 | C5.99 | 2012/01/14 | 12:00 | 12:09 | 12:20 | |
| 6 | C5.71 | 2012/01/16 | 08:08 | 08:12 | 08:18 | |
| 7 | C5.62 | 2012/01/16 | 22:50 | 23:16 | 23:57 | |
| 8 | C5.35 | 2012/01/22 | 12:38 | 12:55 | 13:47 | |
| 9 | C4.13 | 2012/01/14 | 18:35 | 18:40 | 18:43 | |
| 10 | C3.66 | 2012/01/16 | 00:14 | 00:18 | 00:22 |
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| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| 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 |
| January 2026 | 119.3 -4.7 |
| Last 30 days | 120.3 +3.4 |