Sunspot region AR13977
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2025/01/27 | 2 | 40 | CAO | N18E79 | |
| 2025/01/28 | 11 | 50 | CAO | N18E65 | |
| 2025/01/29 | 16 | 100 | DAC | N19E53 | |
| 2025/01/30 | 16 | 110 | CAO | N19E42 | |
| 2025/01/31 | 16 | 110 | CAO | N19E28 | |
| 2025/02/01 | 16 | 110 | CAO | N19E14 | |
| 2025/02/02 | 12 | 120 | CAO | N19W00 | |
| 2025/02/03 | 12 | 120 | DAI | N19W14 | |
| 2025/02/04 | 22 | 150 | EAI | N19W28 | |
| 2025/02/05 | 9 | 120 | DAI | N18W41 | |
| 2025/02/06 | 7 | 60 | CAO | N18W55 | |
| 2025/02/07 | 1 | 10 | AXX | N18W68 | |
| 2025/02/08 | 1 | 10 | AXX | N18W82 | |
| 2025/02/09 | 1 | 10 | AXX | N18W96 | |
| 2025/02/10 | 1 | 10 | AXX | N18W0* |
2025/01/27
2025/01/28
2025/01/29
2025/01/30
2025/01/31
2025/02/01
2025/02/02
2025/02/03
2025/02/04
2025/02/05
2025/02/06
2025/02/07
2025/02/08
2025/02/09
2025/02/10
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2025/01/27
2025/01/28
2025/01/29
2025/01/30
2025/01/31
2025/02/01
2025/02/02
2025/02/03
2025/02/04
2025/02/05
2025/02/06
2025/02/07
2025/02/08
2025/02/09
2025/02/10
|
| C | M |
|---|---|
| 24 | 9 |
The top 10 solar flares from sunspot region 13977
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M5.1 | 2025/02/02 | 13:58 | 14:04 | 14:08 | |
| 2 | M3.2 | 2025/02/04 | 12:54 | 13:13 | 13:22 | |
| 3 | M2.7 | 2025/02/05 | 07:44 | 07:50 | 07:57 | |
| 4 | M2.5 | 2025/02/01 | 13:13 | 13:19 | 13:23 | |
| 5 | M1.8 | 2025/01/31 | 20:14 | 20:23 | 20:28 | |
| 6 | M1.71 | 2025/01/28 | 19:41 | 19:45 | 19:49 | |
| 7 | M1.21 | 2025/02/02 | 15:04 | 15:13 | 15:17 | |
| 8 | M1.2 | 2025/02/04 | 05:07 | 05:18 | 05:26 | |
| 9 | M1 | 2025/01/29 | 03:36 | 04:08 | 04:21 | |
| 10 | C7.9 | 2025/02/05 | 01:01 | 01:09 | 01:14 |
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/25 | M2.4 |
| Last geomagnetic storm | 2026/02/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (5%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 75.5 -37.1 |
| Last 30 days | 81.7 -39.4 |