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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August 1997 |
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Monday Mon. |
Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1Kp2+ | 2B2.31 Kp2+ | 3Kp5 | ||||
4Kp3- | 5Kp1+ | 6B6.4 Kp1+ | 7B4.49 Kp2+ | 8B2.36 Kp2 | 9M1.13 Kp3 | 10C6.07 Kp3- |
11C7.33 Kp3+ | 12B4.64 Kp3 | 13B4.71 Kp4- | 14C1.35 Kp5- | 15B1.8 Kp2+ | 16B2.14 Kp3- | 17B5.19 Kp4- |
18B2.04 Kp3 | 19Kp2- | 20Kp2+ | 21B4.7 Kp3+ | 22Kp3- | 23B4.1 Kp2- | 24B5.13 Kp2+ |
25C2.03 Kp2 | 26C5.99 Kp1- | 27B2.5 Kp2- | 28C1.2 Kp4+ | 29M1.93 Kp4 | 30C2.56 Kp3 | 31C3.93 Kp1 |
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
AR 13932 61Changelog/Featurelog 1632024/12/23 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 |