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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1Kp4+ | 2Kp3- | 3A1 Kp1+ | 4Kp3- | 5Kp2 | 6Kp2 | |
7Kp1+ | 8A8 Kp1 | 9Kp0+ | 10Kp1 | 11Kp1 | 12Kp2 | 13Kp3 |
14Kp3+ | 15Kp2+ | 16Kp1 | 17Kp1+ | 18Kp2- | 19Kp1 | 20Kp2+ |
21B4.3 Kp1 | 22B1 Kp3- | 23B1.6 Kp4- | 24B4.7 Kp6- | 25B2.9 Kp4+ | 26C1 Kp5- | 27Kp5+ |
28Kp5 | 29Kp4 | 30Kp4 | ||||
Latest news
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 142.9 -23.5 |
| Last 30 days | 155.8 +4.5 |