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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Monday Mon. |
Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1M7.1 Kp3+ | 2C5.5 Kp3+ | 3M7.2 Kp2 | 4M3.9 Kp2+ | 5M2.1 Kp2- | 6C5.2 Kp6 | 7M1.64 Kp4 |
8M2.3 Kp4+ S1 | 9M6.5 Kp4+ S1 | 10M2.2 Kp5+ S1 | 11M2.2 Kp3- S1 | 12C5.6 Kp5+ | 13C9 Kp4 | 14C7 Kp3+ |
15C3.4 Kp3- | 16M9.62 Kp3- | 17C9.5 Kp1 | 18M4.5 Kp1- | 19M5.3 Kp4 | 20M8.96 Kp6- | 21M2.6 Kp6- |
22M1.9 Kp5- | 23M3 Kp4- | 24M1.85 Kp3 | 25M1.1 Kp3 | 26M1.3 Kp2- | 27C8.4 Kp2 | 28M1 Kp3 |
29C6.5 Kp1+ | 30M1.4 Kp2 | 31M4.2 Kp3 | ||||
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
Changelog/Featurelog 163AR 13932 592024/12/23 CME by AR 13932's M8.9 flare. 6Incoming & Unnumbered Active Regions 1366Growth of Cycle 25 779
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/24 | M4.1 |
| 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 | 117.3 -41.4 |