Sunspot region AR13430
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/09/10 | 4 | 10 | BXO | S16E09 | |
| 2023/09/11 | 7 | 30 | CRO | S16W07 | |
| 2023/09/12 | 7 | 30 | DRO | S17W19 | |
| 2023/09/13 | 10 | 50 | DAO | S16W33 | |
| 2023/09/14 | 10 | 50 | DSO | S17W47 | |
| 2023/09/15 | 5 | 30 | CSO | S17W61 | |
| 2023/09/16 | 1 | 30 | HRX | S16W73 | |
| 2023/09/17 | 1 | 10 | AXX | S17W88 |
2023/09/10
2023/09/11
2023/09/12
2023/09/13
2023/09/14
2023/09/15
2023/09/16
2023/09/17
|
2023/09/10
2023/09/11
2023/09/12
2023/09/13
2023/09/14
2023/09/15
2023/09/16
2023/09/17
|
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 13430
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.5 | 2023/09/18 | 00:56 | 01:04 | 01:09 |
Latest news
Thursday, 16 January 2025
Coronal hole faces Earth
Saturday, 4 January 2025
Sunspot region 3947, X-class solar flares
Monday, 30 December 2024
Two earth-directed coronal mass ejections
Latest forum messages
Filaments and prominences 627Data loss sometimes on Ace and Dscovr 201/21/2025 AR 3967 M3.3 CME 8AR 13961 101Unexplained proton activity 47
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Space weather facts
| Last X-flare | 2025/01/04 | X1.85 |
| Last M-flare | 2025/01/22 | M1.3 |
| Last geomagnetic storm | 2025/01/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2024 | 154.5 +2 |
| January 2025 | 145.8 -8.7 |
| Last 30 days | 161.9 +43 |