Sunspot region AR13927
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2024/12/18 | 3 | 150 | DAI | S08E75 | |
| 2024/12/19 | 7 | 140 | DAI | S08E56 | |
| 2024/12/20 | 10 | 280 | EKI | S11E44 | |
| 2024/12/21 | 1 | 100 | HSX | S07E32 | |
| 2024/12/22 | 1 | 90 | HSX | S07E11 | |
| 2024/12/23 | 1 | 90 | HSX | S06W02 | |
| 2024/12/24 | 1 | 90 | HAX | S08W16 | |
| 2024/12/25 | 2 | 60 | HAX | S08W30 | |
| 2024/12/26 | 1 | 40 | HAX | S08W44 | |
| 2024/12/27 | 1 | 5 | AXX | S08W57 | |
| 2024/12/28 | 1 | 5 | AXX | S08W72 | |
| 2024/12/29 | 1 | 5 | AXX | S08W85 |
2024/12/18
2024/12/19
2024/12/20
2024/12/21
2024/12/22
2024/12/23
2024/12/24
2024/12/25
2024/12/26
2024/12/27
2024/12/28
2024/12/29
|
2024/12/18
2024/12/19
2024/12/20
2024/12/21
2024/12/22
2024/12/23
2024/12/24
2024/12/25
2024/12/26
2024/12/27
2024/12/28
2024/12/29
|
| C |
|---|
| 13 |
The top 10 solar flares from sunspot region 13927
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C8.3 | 2024/12/21 | 20:30 | 20:37 | 20:47 | |
| 2 | C8.2 | 2024/12/18 | 07:22 | 07:34 | 07:47 | |
| 3 | C6.2 | 2024/12/22 | 06:32 | 06:52 | 07:11 | |
| 4 | C5.8 | 2024/12/17 | 21:34 | 21:46 | 21:56 | |
| 5 | C5.1 | 2024/12/18 | 20:21 | 20:23 | 20:27 | |
| 6 | C5.0 | 2024/12/19 | 02:36 | 02:48 | 02:56 | |
| 7 | C5.0 | 2024/12/19 | 09:15 | 09:19 | 09:31 | |
| 8 | C4.6 | 2024/12/19 | 07:30 | 07:37 | 07:48 | |
| 9 | C4.1 | 2024/12/18 | 01:03 | 01:15 | 01:23 | |
| 10 | C3.8 | 2024/12/18 | 23:47 | 23:52 | 23:56 |
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 175.4 +83.6 |
| Last 30 days | 107.3 +14.6 |