Sunspot region AR8542
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/05/13 | 1 | 30 | HSX | S19E58 | |
| 1999/05/14 | 1 | 30 | HSX | S19E44 | |
| 1999/05/15 | 1 | 70 | HSX | S19E32 | |
| 1999/05/16 | 1 | 40 | HSX | S19E18 | |
| 1999/05/17 | 1 | 30 | HSX | S19E06 | |
| 1999/05/18 | 1 | 40 | HSX | S19W06 | |
| 1999/05/19 | 1 | 30 | HSX | S19W20 | |
| 1999/05/20 | 3 | 30 | CSO | S18W32 | |
| 1999/05/21 | 1 | 30 | HSX | S18W45 | |
| 1999/05/22 | 1 | 30 | HSX | S18W59 | |
| 1999/05/23 | 1 | 30 | HSX | S20W72 | |
| 1999/05/24 | 1 | 10 | AXX | S20W85 |
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
2024/12/23 AR13932 M8.9 & M4.1 associated CMEs 13jsoc 73AR 13932 73Ask 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 | 115.2 -37.3 |
| Last 30 days | 120.1 -38.2 |