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. |
1X1.9 Kp4- | 2C5.4 Kp3- | 3C5.4 Kp7- | 4M6 Kp5 | 5C7.3 Kp3+ | 6M8.1 Kp4 | 7C7.5 Kp3+ |
8X1.1 Kp1 | 9M2 Kp1+ | 10M4.4 Kp6 | 11C9.7 Kp6 | 12M2 Kp5 | 13C8.6 Kp5- | 14C3.8 Kp3- |
15C3.9 Kp3 | 16C3 Kp3 | 17C2 Kp5- | 18C3.2 Kp4+ | 19M1 Kp2+ | 20M1.06 Kp2 | 21M1.3 Kp5- |
22C8.6 Kp5- | 23C1.6 Kp4 | 24C4.9 Kp4+ | 25C2.6 Kp3 | 26C6.9 Kp3+ | 27M5.1 Kp3- | 28M4.24 Kp3- |
29M2.2 Kp3 | 30C5 Kp3 | 31M7.11 Kp3+ | ||||
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/05 | M1.1 |
| Last geomagnetic storm | 2026/02/05 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 140.8 +28.2 |
| Last 30 days | 124.6 +17.7 |