Sunspot region AR8635
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/07/16 | 3 | 20 | CRO | N42W64 | |
| 1999/07/17 | 6 | 140 | EAO | N44W79 |
| C | M |
|---|---|
| 2 | 1 |
The top 3 solar flares from sunspot region 8635
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.09 | 1999/07/16 | 08:38 | 08:49 | 08:59 | |
| 2 | C4.97 | 1999/07/17 | 16:20 | 16:25 | 16:37 | |
| 3 | C3.86 | 1999/07/17 | 13:54 | 14:04 | 14:15 |
Latest news
Monday, 30 March 2026
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Tuesday, 17 March 2026
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AR4424 6Incoming & Unnumbered Active Regions 297Unspecified geomagnetic activity 181Current Farside Activity 466SWPC Display bug or other issues 34
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Space weather facts
| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/04/28 | M1.11 |
| Last geomagnetic storm | 2026/04/20 | Kp5 (G1) |
| 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 |
| Last 30 days | 90.3 -1 |
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