The aurora and solar activity archive
Searching for historical solar and auroral activity data? The archive is filled with data between the year 1996 and yesterday. You can choose a viewing mode to quickly look for days with interesting space weather and pick a day to view the archived data for that day with more detailed space weather data.
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December 2024 |
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1C5.4 Kp3- | ||||||
2C4.9 Kp2+ | 3C6.1 Kp3+ | 4M2.3 Kp2 | 5M2.5 Kp2+ | 6M1.22 Kp2+ | 7M3.2 Kp2- | 8X2.2 Kp2+ |
9C8.4 Kp4+ | 10M6.46 Kp2+ | 11M6.7 Kp2 | 12M2.2 Kp2+ | 13M2.1 Kp2- | 14C5.9 Kp3+ | 15M3.11 Kp3 |
16C4.4 | 17C5.8 | 18C8.2 | 19M3.81 | 20M2.5 | 21M1.9 | 22M1.1 |
23M8.9 | ||||||
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
Growth of Cycle 25 779AR 13932 582024/12/23 CME by AR 13932's M8.9 flare. 4Incoming & Unnumbered Active Regions 1365Space Weather Memes 614
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/24 | M4.7 |
| 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 | 106.6 -45.9 |
| Last 30 days | 114.4 -44.3 |