Sunspot region AR12631
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2017/01/31 | 3 | 10 | BXO | S04W24 | |
| 2017/02/01 | 5 | 10 | BXO | S05W38 |
2017/01/31
2017/02/01
|
2017/01/31
2017/02/01
|
| B |
|---|
| 1 |
The top 1 solar flares from sunspot region 12631
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B1.18 | 2017/02/04 | 05:57 | 06:00 | 06:04 |
Latest news
Wednesday, 13 May 2026
Coronal hole faces Earth
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
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Space weather facts
| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/05/16 | M1.9 |
| Last geomagnetic storm | 2026/05/15 | Kp6+ (G2) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2026 | 79.3 -6.6 |
| May 2026 | 93.3 +14 |
| Last 30 days | 96 +4.2 |
