Sunspot region AR8428
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/01/03 | 2 | 10 | BXO | N23W15 | |
| 1999/01/04 | 2 | 10 | BXO | N24W26 | |
| 1999/01/05 | 1 | 10 | AXX | N22W35 | |
| 1999/01/06 | 7 | 50 | CAO | N22W48 | |
| 1999/01/07 | 2 | 10 | AXX | N21W62 | |
| 1999/01/08 | 1 | 10 | AXX | N22W78 |
Latest news
Monday, 22 April 2024
Lot's of sunspots! Big chance for major flare activity?
Saturday, 23 March 2024
X1.1 solar flare with earth-directed CME
Wednesday, 20 March 2024
Sunspot region 3615, G1 watch
Latest forum messages
Unspecified geomagnetic activity 999ionosphere D detection 17CME 2024-MAY-01 south of AR3654 C5.8 5AR3663 17Minor glitch with utc timestamp 3
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Space weather facts
| Last X-flare | 2024/03/28 | X1.1 |
| Last M-flare | 2024/05/02 | M2.7 |
| Last geomagnetic storm | 2024/04/26 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2024 | 136.5 +31.6 |
| Last 30 days | 150.3 +52.7 |