Sunspot region AR8724
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/10/06 | 2 | 10 | CSO | N19W11 | |
| 1999/10/07 | 4 | 10 | BXO | N19W24 | |
| 1999/10/08 | 4 | 10 | BXO | N18W38 | |
| 1999/10/09 | 2 | 10 | BXO | N19W50 | |
| 1999/10/10 | 3 | 0 | BXO | N22W62 | |
| 1999/10/11 | 3 | 20 | BXO | N20W80 |
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 | 2026/04/09 | M1.0 |
| 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 | 85.9 -0 |
| Last 30 days | 93.9 +32.1 |
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