Sunspot region AR14228
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2025/09/21 | 1 | 10 | HSX | N04E66 | |
| 2025/09/22 | 1 | 30 | HSX | N04E54 | |
| 2025/09/23 | 1 | 40 | HSX | N03E41 | |
| 2025/09/24 | 1 | 30 | HSX | N04E26 | |
| 2025/09/25 | 1 | 40 | HSX | N04E13 | |
| 2025/09/26 | 2 | 20 | HSX | N05E01 | |
| 2025/09/27 | 2 | 10 | AXX | N04W12 | |
| 2025/09/28 | 2 | 10 | AXX | N05W26 | |
| 2025/09/29 | 2 | 10 | AXX | N05W41 |
2025/09/21
2025/09/22
2025/09/23
2025/09/24
2025/09/25
2025/09/26
2025/09/27
2025/09/28
2025/09/29
|
2025/09/21
2025/09/22
2025/09/23
2025/09/24
2025/09/25
2025/09/26
2025/09/27
2025/09/28
2025/09/29
|
| C |
|---|
| 2 |
The top 2 solar flares from sunspot region 14228
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.5 | 2025/09/23 | 09:07 | 09:20 | 09:34 | |
| 2 | C1.6 | 2025/09/21 | 11:55 | 12:03 | 12:20 |
Latest news
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Latest forum messages
AR4405 7AR4401 61Incoming & Unnumbered Active Regions 256Photographing auroras 234SDO Imagery is not updated? 6
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/26 | M4.0 |
| Last geomagnetic storm | 2026/03/25 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (4%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 81.4 +3.2 |
| Last 30 days | 80 -0.8 |