Sunspot region AR13503
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/11/25 | 2 | 20 | CRO | N21E58 | |
| 2023/11/26 | 5 | 20 | CRO | N20E45 | |
| 2023/11/27 | 1 | 10 | HRX | N21E31 | |
| 2023/11/28 | 1 | 10 | HRX | N15E17 | |
| 2023/11/29 | 1 | 10 | HRX | N15E04 | |
| 2023/11/30 | 1 | 0 | AXX | N21W06 | |
| 2023/12/01 | 2 | 10 | AXX | N22W20 | |
| 2023/12/02 | 2 | 10 | AXX | N19W34 |
2023/11/25
2023/11/26
2023/11/27
2023/11/28
2023/11/29
2023/11/30
2023/12/01
2023/12/02
|
2023/11/25
2023/11/26
2023/11/27
2023/11/28
2023/11/29
2023/11/30
2023/12/01
2023/12/02
|
| C |
|---|
| 3 |
The top 3 solar flares from sunspot region 13503
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C5.5 | 2023/11/27 | 23:13 | 23:40 | 00:26 | |
| 2 | C4.4 | 2023/11/25 | 13:56 | 14:39 | 14:51 | |
| 3 | C2.6 | 2023/12/02 | 21:12 | 21:20 | 21:24 |
Latest news
Thursday, 11 September 2025
Coronal hole faces Earth
Sunday, 31 August 2025
M2.7 solar flare with earth-directed CME!
Tuesday, 5 August 2025
M4.4 solar flare from sunspot region 4168
Latest forum messages
Coronal Hole 85 2CMEs from 2025/10/03 47Unspecified geomagnetic activity 3204Incoming & Unnumbered Active Regions 2108MODELO MAGNETOSFERA 3
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Space weather facts
| Last X-flare | 2025/06/19 | X1.9 |
| Last M-flare | 2025/10/03 | M1.2 |
| Last geomagnetic storm | 2025/10/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2025 | 129.8 -3.7 |
| October 2025 | 140.1 +10.3 |
| Last 30 days | 131.3 -1.2 |