Sunspot region AR13555
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2024/01/15 | 3 | 40 | DAO | S11E72 | |
| 2024/01/16 | 2 | 80 | DSO | S11E56 | |
| 2024/01/17 | 4 | 180 | DSO | S10E45 | |
| 2024/01/18 | 8 | 160 | DAI | S11E30 | |
| 2024/01/19 | 8 | 150 | DAI | S11E17 | |
| 2024/01/20 | 6 | 150 | CSO | S12E01 | |
| 2024/01/21 | 5 | 110 | CSO | S09W07 | |
| 2024/01/22 | 2 | 80 | HSX | S12W26 | |
| 2024/01/23 | 3 | 80 | CAO | S24W39 | |
| 2024/01/24 | 4 | 60 | CAO | S12W52 | |
| 2024/01/25 | 2 | 60 | CAO | S12W67 | |
| 2024/01/26 | 3 | 140 | CAO | S26W81 | |
| 2024/01/27 | 3 | 140 | CAO | S26W95 |
2024/01/15
2024/01/16
2024/01/17
2024/01/18
2024/01/19
2024/01/20
2024/01/21
2024/01/22
2024/01/23
2024/01/24
2024/01/25
2024/01/26
2024/01/27
|
2024/01/15
2024/01/16
2024/01/17
2024/01/18
2024/01/19
2024/01/20
2024/01/21
2024/01/22
2024/01/23
2024/01/24
2024/01/25
2024/01/26
2024/01/27
|
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 13555
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.5 | 2024/01/20 | 08:35 | 09:34 | 10:32 |
Latest news
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Wednesday, 31 December 2025
Happy New Year! Celebrate with an M7.1 solar flare!
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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 | 118.7 -5.3 |
| Last 30 days | 120.4 +5.6 |