Sunspot region AR13283
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/04/16 | 5 | 50 | CRI | S22E48 | |
| 2023/04/17 | 6 | 40 | CRO | S22E35 | |
| 2023/04/18 | 5 | 40 | CRO | S20E23 | |
| 2023/04/19 | 3 | 20 | BXO | S21E07 | |
| 2023/04/20 | 4 | 50 | BXO | S21W03 | |
| 2023/04/21 | 10 | 20 | CRO | S22W18 | |
| 2023/04/22 | 4 | 10 | BXO | S22W28 | |
| 2023/04/23 | 4 | 10 | BXO | S22W42 | |
| 2023/04/24 | 1 | 10 | AXX | S23W56 | |
| 2023/04/25 | 1 | 10 | AXX | S23W70 |
2023/04/16
2023/04/17
2023/04/18
2023/04/19
2023/04/20
2023/04/21
2023/04/22
2023/04/23
2023/04/24
2023/04/25
|
2023/04/16
2023/04/17
2023/04/18
2023/04/19
2023/04/20
2023/04/21
2023/04/22
2023/04/23
2023/04/24
2023/04/25
|
| C | M |
|---|---|
| 6 | 1 |
The top 7 solar flares from sunspot region 13283
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.7 | 2023/04/21 | 17:44 | 18:12 | 18:45 | |
| 2 | C3.2 | 2023/04/18 | 18:00 | 18:13 | 18:27 | |
| 3 | C2.8 | 2023/04/24 | 12:59 | 13:05 | 13:10 | |
| 4 | C2.6 | 2023/04/19 | 23:31 | 23:48 | 00:14 | |
| 5 | C2.3 | 2023/04/20 | 12:14 | 12:24 | 12:31 | |
| 6 | C2.0 | 2023/04/22 | 15:52 | 16:01 | 16:18 | |
| 7 | C1.8 | 2023/04/20 | 03:04 | 03:12 | 03:17 |
Latest news
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M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/12 | M1.1 |
| Last geomagnetic storm | 2025/12/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 128 +36.2 |
| Last 30 days | 108.4 +15.8 |