Sunspot region AR13529
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/12/18 | 8 | 60 | DSI | S20E53 | |
| 2023/12/19 | 8 | 250 | DKI | S20E42 | |
| 2023/12/20 | 6 | 450 | DKO | S19E24 | |
| 2023/12/21 | 18 | 430 | DKO | S22E14 | |
| 2023/12/22 | 8 | 420 | EHO | S20E01 | |
| 2023/12/23 | 5 | 420 | EKO | S20W12 | |
| 2023/12/24 | 7 | 400 | EHO | S21W25 | |
| 2023/12/25 | 4 | 320 | EHO | S21W38 | |
| 2023/12/26 | 6 | 300 | EHO | S20W51 | |
| 2023/12/27 | 4 | 270 | DHO | S20W64 | |
| 2023/12/28 | 2 | 130 | EAO | S20W76 | |
| 2023/12/29 | 3 | 40 | DAO | S22W92 | |
| 2023/12/30 | 3 | 40 | DAO | S22W0* |
2023/12/18
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2023/12/21
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2023/12/23
2023/12/24
2023/12/25
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2023/12/27
2023/12/28
2023/12/29
2023/12/30
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2023/12/18
2023/12/19
2023/12/20
2023/12/21
2023/12/22
2023/12/23
2023/12/24
2023/12/25
2023/12/26
2023/12/27
2023/12/28
2023/12/29
2023/12/30
|
| C | M |
|---|---|
| 16 | 2 |
The top 10 solar flares from sunspot region 13529
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2.9 | 2023/12/24 | 11:08 | 11:18 | 11:24 | |
| 2 | M2.6 | 2023/12/24 | 16:37 | 16:49 | 16:56 | |
| 3 | C7.1 | 2023/12/19 | 15:13 | 15:39 | 15:53 | |
| 4 | C5.5 | 2023/12/21 | 00:01 | 00:06 | 00:10 | |
| 5 | C5.0 | 2023/12/24 | 23:28 | 23:40 | 23:47 | |
| 6 | C4.4 | 2023/12/26 | 04:56 | 05:01 | 05:07 | |
| 7 | C4.0 | 2023/12/21 | 21:13 | 21:21 | 21:25 | |
| 8 | C3.9 | 2023/12/21 | 02:14 | 02:18 | 02:22 | |
| 9 | C3.7 | 2023/12/24 | 08:06 | 08:16 | 08:21 | |
| 10 | C2.7 | 2023/12/19 | 17:35 | 17:39 | 17:44 |
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/16 | M2.4 |
| Last geomagnetic storm | 2026/02/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 1 day |
| 2026 | 1 day (2%) |
| Current stretch | 2 days |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 86.1 -26.5 |
| Last 30 days | 95.9 -24.7 |