Sunspot region AR11402
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/01/15 | 3 | 100 | HSX | N26E75 | |
| 2012/01/16 | 7 | 270 | DHO | N27E64 | |
| 2012/01/17 | 6 | 480 | CKO | N28E53 | |
| 2012/01/18 | 7 | 630 | EKO | N28E40 | |
| 2012/01/19 | 8 | 550 | DKO | N28E27 | |
| 2012/01/20 | 12 | 500 | DKO | N29E15 | |
| 2012/01/21 | 9 | 310 | DKI | N28E03 | |
| 2012/01/22 | 7 | 360 | DKO | N29W11 | |
| 2012/01/23 | 8 | 370 | DKO | N29W23 | |
| 2012/01/24 | 11 | 290 | CKO | N28W36 | |
| 2012/01/25 | 12 | 370 | DHI | N29W49 | |
| 2012/01/26 | 6 | 200 | DAI | N26W60 | |
| 2012/01/27 | 9 | 270 | DSC | N29W72 | |
| 2012/01/28 | 3 | 60 | CSO | N29W88 |
| C | M | X |
|---|---|---|
| 10 | 2 | 2 |
The top 10 solar flares from sunspot region 11402
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | X2.57 | 2012/01/27 | 17:37 | 18:37 | 18:56 | |
| 2 | X1.26 | 2012/01/23 | 03:38 | 03:59 | 04:34 | |
| 3 | M4.61 | 2012/01/19 | 13:44 | 16:05 | 17:50 | |
| 4 | M1.14 | 2012/01/26 | 01:40 | 01:49 | 02:00 | |
| 5 | C9.35 | 2012/01/16 | 02:36 | 04:44 | 06:46 | |
| 6 | C9.16 | 2012/01/26 | 03:58 | 05:42 | 07:03 | |
| 7 | C8.34 | 2012/01/26 | 00:26 | 00:36 | 00:59 | |
| 8 | C7.95 | 2012/01/27 | 06:24 | 06:42 | 06:53 | |
| 9 | C4.12 | 2012/01/26 | 20:38 | 20:44 | 20:51 | |
| 10 | C3.62 | 2012/01/24 | 09:46 | 09:53 | 09:59 |
Latest news
Monday, 30 March 2026
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| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/04/27 | M1.0 |
| Last geomagnetic storm | 2026/04/20 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
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| April 2026 | 86.4 +0.5 |
| Last 30 days | 91.1 +5.9 |
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