Sunspot region AR12810
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2021/03/16 | 2 | 30 | HRX | N18E64 | |
| 2021/03/17 | 2 | 50 | HAX | N18E52 | |
| 2021/03/18 | 2 | 200 | HAX | N18E39 | |
| 2021/03/19 | 4 | 30 | HRX | N18E26 | |
| 2021/03/20 | 2 | 10 | AXX | N19E13 |
2021/03/16
2021/03/17
2021/03/18
2021/03/19
2021/03/20
|
2021/03/16
2021/03/17
2021/03/18
2021/03/19
2021/03/20
|
| B |
|---|
| 3 |
The top 3 solar flares from sunspot region 12810
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B5.0 | 2021/03/22 | 01:10 | 01:40 | 01:59 | |
| 2 | B1.8 | 2021/03/25 | 16:41 | 16:51 | 16:59 | |
| 3 | B1.3 | 2021/03/21 | 18:51 | 19:01 | 19:14 |
Latest news
Thursday, 4 June 2026
G3 geomagnetic storm watch for 4 and 5 June
Wednesday, 13 May 2026
Coronal hole faces Earth
Monday, 30 March 2026
X1.5 solar flare
Latest forum messages
AR4478 85AR4473 (featuring AR4475) 62Current Farside Activity 678AR 4479 5Filaments and prominences 574
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Space weather facts
| Last X-flare | 2026/06/03 | X1.0 |
| Last M-flare | 2026/06/21 | M6.9 |
| Last geomagnetic storm | 2026/06/25 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| May 2026 | 101.4 +22.1 |
| June 2026 | 101.2 -0.2 |
| Last 30 days | 103.7 +4.4 |
