Sunspot region AR13924
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2024/12/12 | 3 | 30 | CSO | S20E12 | |
| 2024/12/13 | 10 | 50 | DAO | S20W02 | |
| 2024/12/14 | 23 | 200 | DAI | S19W15 | |
| 2024/12/15 | 18 | 190 | DSI | S19W28 | |
| 2024/12/16 | 18 | 280 | EKI | S16W43 | |
| 2024/12/17 | 21 | 280 | EKO | S19W57 | |
| 2024/12/18 | 8 | 300 | EKO | S18W69 | |
| 2024/12/19 | 4 | 280 | EKO | S19W82 | |
| 2024/12/20 | 2 | 160 | DAO | S19W95 | |
| 2024/12/21 | 2 | 160 | DAO | S19W0* |
2024/12/12
2024/12/13
2024/12/14
2024/12/15
2024/12/16
2024/12/17
2024/12/18
2024/12/19
2024/12/20
2024/12/21
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2024/12/12
2024/12/13
2024/12/14
2024/12/15
2024/12/16
2024/12/17
2024/12/18
2024/12/19
2024/12/20
2024/12/21
|
| C | M |
|---|---|
| 11 | 2 |
The top 10 solar flares from sunspot region 13924
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2.1 | 2024/12/20 | 07:20 | 07:26 | 07:35 | |
| 2 | M1.6 | 2024/12/19 | 10:21 | 10:38 | 10:57 | |
| 3 | C7.2 | 2024/12/19 | 17:46 | 18:10 | 18:27 | |
| 4 | C5.9 | 2024/12/14 | 17:12 | 17:29 | 17:45 | |
| 5 | C4.2 | 2024/12/15 | 01:21 | 01:26 | 01:32 | |
| 6 | C3.4 | 2024/12/15 | 22:33 | 22:43 | 22:51 | |
| 7 | C3.4 | 2024/12/19 | 21:25 | 21:33 | 21:40 | |
| 8 | C3.1 | 2024/12/19 | 21:14 | 21:23 | 21:25 | |
| 9 | C3.0 | 2024/12/20 | 06:54 | 07:04 | 07:14 | |
| 10 | C2.4 | 2024/12/15 | 23:43 | 23:49 | 00:01 |
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/08 | M2.0 |
| 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 | 162.7 +70.9 |
| Last 30 days | 108 +13.3 |