Sunspot region AR13878
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2024/10/27 | 4 | 80 | DSO | N17E70 | |
| 2024/10/28 | 8 | 200 | EAI | N18E58 | |
| 2024/10/29 | 8 | 290 | EKI | N16E51 | |
| 2024/10/30 | 15 | 350 | EKI | N16E37 | |
| 2024/10/31 | 11 | 400 | EKI | N27E22 | |
| 2024/11/01 | 16 | 400 | EKO | N16E09 | |
| 2024/11/02 | 15 | 400 | EKO | N16W02 | |
| 2024/11/03 | 18 | 320 | EKO | N16W15 | |
| 2024/11/04 | 15 | 240 | EAI | N17W31 | |
| 2024/11/05 | 4 | 140 | DSO | N16W43 | |
| 2024/11/06 | 4 | 150 | DAO | N16W60 | |
| 2024/11/07 | 3 | 130 | HAX | N16W66 | |
| 2024/11/08 | 2 | 100 | HAX | N17W77 | |
| 2024/11/09 | 2 | 100 | HAX | N16W94 | |
| 2024/11/10 | 2 | 100 | HAX | N16W0* |
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| C | M | X |
|---|---|---|
| 22 | 12 | 1 |
The top 10 solar flares from sunspot region 13878
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | X2.03 | 2024/10/31 | 21:12 | 21:20 | 21:27 | |
| 2 | M7.24 | 2024/10/30 | 20:29 | 20:53 | 21:14 | |
| 3 | M4.6 | 2024/10/31 | 21:03 | 21:10 | 21:12 | |
| 4 | M4.25 | 2024/10/28 | 16:13 | 16:28 | 16:44 | |
| 5 | M2.8 | 2024/10/27 | 23:05 | 23:24 | 23:44 | |
| 6 | M2.0 | 2024/11/01 | 14:18 | 14:31 | 14:42 | |
| 7 | M1.4 | 2024/10/31 | 09:22 | 09:37 | 09:56 | |
| 8 | M1.4 | 2024/11/04 | 04:31 | 04:34 | 04:38 | |
| 9 | M1.3 | 2024/10/28 | 03:59 | 04:09 | 04:16 | |
| 10 | M1.3 | 2024/11/01 | 02:05 | 02:16 | 02:20 |
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Space weather facts
| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| Last geomagnetic storm | 2026/01/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 119.6 -4.4 |
| Last 30 days | 122 +9.1 |