Sunspot region AR13453
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/10/01 | 6 | 20 | CRO | N13E11 | |
| 2023/10/02 | 4 | 60 | CAO | N13W02 | |
| 2023/10/03 | 5 | 50 | DAO | N10W17 | |
| 2023/10/04 | 5 | 50 | CAO | S02W32 | |
| 2023/10/05 | 4 | 10 | BXO | N07W44 | |
| 2023/10/06 | 3 | 10 | AXX | N11W58 |
2023/10/01
2023/10/02
2023/10/03
2023/10/04
2023/10/05
2023/10/06
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2023/10/01
2023/10/02
2023/10/03
2023/10/04
2023/10/05
2023/10/06
|
| C |
|---|
| 3 |
The top 3 solar flares from sunspot region 13453
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.0 | 2023/10/04 | 09:44 | 09:52 | 09:58 | |
| 2 | C2.0 | 2023/10/02 | 16:29 | 16:35 | 16:40 | |
| 3 | C1.8 | 2023/10/04 | 09:32 | 09:41 | 09:44 |
Latest news
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Latest forum messages
AR4401 43Incoming & Unnumbered Active Regions 243Current Farside Activity 437AR4403 22Filaments and prominences 537
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/26 | M4.0 |
| Last geomagnetic storm | 2026/03/25 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (4%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 80.2 +2 |
| Last 30 days | 77.8 -4.5 |