Sunspot region AR13310
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2023/05/17 | 3 | 250 | DHO | S20E74 | |
| 2023/05/18 | 5 | 250 | DHO | S20E60 | |
| 2023/05/19 | 8 | 320 | CKO | S20E44 | |
| 2023/05/20 | 6 | 310 | CKO | S20E32 | |
| 2023/05/21 | 4 | 300 | CKO | S20E21 | |
| 2023/05/22 | 5 | 360 | CHO | S20E09 | |
| 2023/05/23 | 9 | 350 | CHO | S19W04 | |
| 2023/05/24 | 11 | 480 | CHO | S20W17 | |
| 2023/05/25 | 13 | 300 | DHI | S18W31 | |
| 2023/05/26 | 4 | 270 | CHO | S20W45 | |
| 2023/05/27 | 1 | 260 | HHX | S20W58 | |
| 2023/05/28 | 2 | 260 | HHX | S20W69 | |
| 2023/05/29 | 1 | 210 | HAX | S20W84 | |
| 2023/05/30 | 1 | 210 | HAX | S20W96 |
2023/05/17
2023/05/18
2023/05/19
2023/05/20
2023/05/21
2023/05/22
2023/05/23
2023/05/24
2023/05/25
2023/05/26
2023/05/27
2023/05/28
2023/05/29
2023/05/30
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2023/05/17
2023/05/18
2023/05/19
2023/05/20
2023/05/21
2023/05/22
2023/05/23
2023/05/24
2023/05/25
2023/05/26
2023/05/27
2023/05/28
2023/05/29
2023/05/30
|
| C | M |
|---|---|
| 10 | 2 |
The top 10 solar flares from sunspot region 13310
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.3 | 2023/05/30 | 10:15 | 10:22 | 10:29 | |
| 2 | M1.2 | 2023/05/30 | 07:54 | 08:10 | 08:19 | |
| 3 | C6.5 | 2023/05/29 | 18:25 | 18:29 | 18:33 | |
| 4 | C6.1 | 2023/05/29 | 18:11 | 18:20 | 18:25 | |
| 5 | C5.1 | 2023/05/19 | 00:05 | 00:15 | 00:24 | |
| 6 | C4.5 | 2023/05/30 | 00:09 | 00:20 | 00:26 | |
| 7 | C2.9 | 2023/05/17 | 03:36 | 03:48 | 03:54 | |
| 8 | C2.3 | 2023/05/17 | 08:22 | 08:28 | 08:32 | |
| 9 | C2.1 | 2023/05/17 | 07:52 | 07:58 | 08:02 | |
| 10 | C1.6 | 2023/05/26 | 21:47 | 21:57 | 22:12 |
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 | X4.3 |
| Last M-flare | 2026/02/04 | M1.1 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| February 2026 | 133 +9 |
| Last 30 days | 120.6 +10.9 |