Sunspot region AR13972
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2025/01/22 | 7 | 40 | CSI | S18E06 | |
| 2025/01/23 | 10 | 80 | DSO | S18W05 | |
| 2025/01/24 | 6 | 40 | DAO | S20W21 | |
| 2025/01/25 | 6 | 40 | DAO | S19W35 | |
| 2025/01/26 | 6 | 20 | CAO | S19W49 | |
| 2025/01/27 | 6 | 20 | CRO | S19W63 | |
| 2025/01/28 | 10 | 40 | CAO | S19W71 | |
| 2025/01/29 | 7 | 40 | CAO | S19W85 | |
| 2025/01/30 | 7 | 40 | CAO | S19W98 |
2025/01/22
2025/01/23
2025/01/24
2025/01/25
2025/01/26
2025/01/27
2025/01/28
2025/01/29
2025/01/30
|
2025/01/22
2025/01/23
2025/01/24
2025/01/25
2025/01/26
2025/01/27
2025/01/28
2025/01/29
2025/01/30
|
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 13972
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C4.2 | 2025/01/23 | 01:15 | 01:21 | 01:25 |
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Latest forum messages
AR4366 884Current Farside Activity 353X8 CME 63Incoming & Unnumbered Active Regions 144Space Weather Memes 787
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/04 | M1.8 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| February 2026 | 133 +9 |
| Last 30 days | 121.6 +13.3 |