Sunspot region AR13438
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/09/18 | 1 | 30 | HSX | N11E49 | |
| 2023/09/19 | 8 | 60 | CSI | N10E34 | |
| 2023/09/20 | 11 | 70 | CAI | N10E20 | |
| 2023/09/21 | 9 | 80 | DAI | N11E09 | |
| 2023/09/22 | 12 | 50 | BXI | S02W06 | |
| 2023/09/23 | 5 | 10 | BXO | N11W19 | |
| 2023/09/24 | 6 | 10 | BXO | N13W34 | |
| 2023/09/25 | 2 | 10 | HRX | N12W46 |
2023/09/18
2023/09/19
2023/09/20
2023/09/21
2023/09/22
2023/09/23
2023/09/24
2023/09/25
|
2023/09/18
2023/09/19
2023/09/20
2023/09/21
2023/09/22
2023/09/23
2023/09/24
2023/09/25
|
| C |
|---|
| 7 |
The top 7 solar flares from sunspot region 13438
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C6.4 | 2023/09/22 | 06:56 | 07:00 | 07:04 | |
| 2 | C5.5 | 2023/09/20 | 18:36 | 18:40 | 18:44 | |
| 3 | C3.3 | 2023/09/20 | 12:09 | 12:12 | 12:17 | |
| 4 | C2.8 | 2023/09/19 | 17:15 | 17:25 | 17:42 | |
| 5 | C2.4 | 2023/09/21 | 14:43 | 14:53 | 15:05 | |
| 6 | C2.3 | 2023/09/20 | 23:17 | 23:21 | 23:25 | |
| 7 | C1.6 | 2023/09/21 | 05:51 | 05:57 | 06:05 |
Latest news
Friday, 28 March 2025
X1.1 solar flare
Monday, 24 March 2025
Coronal hole faces Earth
Saturday, 22 March 2025
Strong G3 geomagnetic storm watch for 23 March
Latest forum messages
AR4048 64Interacting with Cactus 2AR4046 146Temporary Topic - Ongoing Solar Proton Events 6Similar AR 3664 vs AR 4048 ??? 10
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/01 | M5.6 |
| Last geomagnetic storm | 2025/03/27 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| Last 30 days | 128.5 -22.7 |