Sunspot region AR13641
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2024/04/14 | 8 | 70 | DAO | N16E19 | |
| 2024/04/15 | 19 | 90 | DAO | N11W01 | |
| 2024/04/16 | 6 | 110 | DAO | N11W15 | |
| 2024/04/17 | 3 | 60 | DAO | N12W28 | |
| 2024/04/18 | 1 | 30 | HSX | N12W42 | |
| 2024/04/19 | 1 | 10 | AXX | N09W59 | |
| 2024/04/20 | 1 | 20 | HRX | N16W59 | |
| 2024/04/21 | 1 | 10 | AXX | N09W78 | |
| 2024/04/22 | 1 | 10 | AXX | N10W0* |
2024/04/14
2024/04/15
2024/04/16
2024/04/17
2024/04/18
2024/04/19
2024/04/20
2024/04/21
2024/04/22
|
2024/04/14
2024/04/15
2024/04/16
2024/04/17
2024/04/18
2024/04/19
2024/04/20
2024/04/21
2024/04/22
|
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 13641
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.8 | 2024/04/17 | 00:10 | 00:17 | 00:23 |
Latest news
Tuesday, 15 April 2025
CME arrival, G3 storm watch
Friday, 28 March 2025
X1.1 solar flare
Monday, 24 March 2025
Coronal hole faces Earth
Latest forum messages
AR 4075 1Filaments and prominences 119Some topics keep crashing the app 7Mini courses on various topics of interest 7Sunspot Latitudes at or near Solar Maximum 87
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/22 | M1.3 |
| Last geomagnetic storm | 2025/04/21 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2025 | 134.2 -20.4 |
| April 2025 | 124.6 -9.6 |
| Last 30 days | 121.2 -9.9 |