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. |
1C1.7 Kp1 | 2B2.7 Kp3- | 3B5.8 Kp2+ | 4B4.6 Kp1+ | 5B2.4 Kp2 | 6B1.7 Kp2 | |
7B3.6 Kp4- | 8C2.4 Kp2 | 9C3.8 Kp1+ | 10C1.1 Kp2 | 11B2.2 Kp3- | 12B2.5 Kp4- | 13B1 Kp3 |
14B1.1 Kp2- | 15Kp5 | 16Kp4 | 17Kp2+ | 18Kp2+ | 19Kp1+ | 20Kp3- |
21B1.2 Kp1+ | 22B7.8 Kp2+ | 23C3.4 Kp2+ | 24B2.9 Kp2+ | 25C1.7 Kp3 | 26B3.9 Kp1+ | 27B5.1 Kp1 |
28C2.1 Kp1 | 29B8.7 Kp2+ | 30C3.7 Kp4 | ||||
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 |