Sunspot region AR10143
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/10/08 | 2 | 10 | HRX | S19W38 | |
| 2002/10/09 | 5 | 30 | DAO | S17W51 | |
| 2002/10/10 | 11 | 60 | DRO | S17W60 | |
| 2002/10/11 | 12 | 100 | DSO | S16W74 |
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 10143
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C5.36 | 2002/10/11 | 17:07 | 17:19 | 17:53 |
Latest news
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/26 | M4.0 |
| Last geomagnetic storm | 2026/03/25 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (4%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 80.2 +2 |
| Last 30 days | 77.8 -4.5 |