Sunspot region AR8513
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/04/10 | 3 | 20 | BXO | S18E49 | |
| 1999/04/11 | 12 | 90 | DAO | S18E35 | |
| 1999/04/12 | 14 | 70 | DSO | S18E21 | |
| 1999/04/13 | 18 | 60 | DAO | S18E09 | |
| 1999/04/14 | 13 | 60 | DAO | S18W05 | |
| 1999/04/15 | 8 | 40 | CAO | S15W20 | |
| 1999/04/16 | 4 | 10 | BXO | S17W34 | |
| 1999/04/17 | 2 | 10 | AXX | S18W44 |
Latest news
Monday, 23 December 2024
M9.0 solar flare with earth-directed CME
Sunday, 8 December 2024
X2.2 solar flare, SDO outage
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Latest forum messages
jsoc 72AR 13932 732024/12/23 AR13932 M8.9 & M4.1 associated CMEs 11Ask your obscure/"stupid" space weather questions. 122Changelog/Featurelog 163
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/24 | M1.0 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 110.7 -41.8 |
| Last 30 days | 116.5 -41.7 |