Sunspot region AR9631
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/09/21 | 9 | 60 | DAO | N08W15 | |
| 2001/09/22 | 15 | 120 | DAC | N09W24 | |
| 2001/09/23 | 9 | 50 | DAO | N08W43 | |
| 2001/09/24 | 5 | 10 | BXO | N07W57 | |
| 2001/09/25 | 1 | 0 | AXX | N08W69 | |
| 2001/09/26 | 1 | 0 | AXX | N09W85 |
| C | M |
|---|---|
| 1 | 2 |
The top 3 solar flares from sunspot region 9631
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M2.21 | 2001/09/20 | 18:12 | 18:17 | 18:21 | |
| 2 | M1.1 | 2001/09/21 | 06:44 | 07:02 | 07:07 | |
| 3 | C5.57 | 2001/09/21 | 20:08 | 20:12 | 20:18 |
Latest news
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/04 | M1.7 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2026 | 85.9 +7.7 |
| April 2026 | 133.3 +47.4 |
| Last 30 days | 96.1 +32 |
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