Sunspot region AR12487
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2016/01/20 | 4 | 30 | CRO | S13E49 | |
| 2016/01/21 | 7 | 60 | DAO | S13E36 | |
| 2016/01/22 | 12 | 100 | DAI | S13E22 | |
| 2016/01/23 | 8 | 70 | DAO | S13E11 | |
| 2016/01/24 | 10 | 40 | CAO | S12W05 | |
| 2016/01/25 | 7 | 30 | CRO | S12W18 | |
| 2016/01/26 | 1 | 20 | HSX | S12W34 | |
| 2016/01/27 | 1 | 10 | AXX | S12W48 | |
| 2016/01/28 | 2 | 10 | AXX | S12W63 |
2016/01/20
2016/01/21
2016/01/22
2016/01/23
2016/01/24
2016/01/25
2016/01/26
2016/01/27
2016/01/28
|
2016/01/20
2016/01/21
2016/01/22
2016/01/23
2016/01/24
2016/01/25
2016/01/26
2016/01/27
2016/01/28
|
| B | C |
|---|---|
| 3 | 4 |
The top 7 solar flares from sunspot region 12487
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C4.11 | 2016/01/21 | 01:17 | 01:45 | 01:53 | |
| 2 | C2.04 | 2016/01/21 | 13:22 | 13:51 | 14:19 | |
| 3 | C1.82 | 2016/01/20 | 14:25 | 14:32 | 14:34 | |
| 4 | C1.33 | 2016/01/20 | 11:15 | 11:19 | 11:24 | |
| 5 | B6.38 | 2016/01/20 | 17:04 | 17:09 | 17:13 | |
| 6 | B5.98 | 2016/01/24 | 00:01 | 00:05 | 00:09 | |
| 7 | B5.62 | 2016/01/23 | 00:53 | 00:57 | 01:04 |
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/21 | M1.3 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 114.3 +22.5 |
| Last 30 days | 110.3 +23.8 |