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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1Kp3+ | 2Kp3- | 3Kp2- | 4Kp2- | |||
5A8.1 Kp4+ | 6Kp4- | 7Kp2+ | 8Kp1- | 9Kp0+ | 10Kp1- | 11Kp1+ |
12A3 Kp1+ | 13B1.4 Kp1 | 14B1.7 Kp0 | 15B1.4 Kp1 | 16C3.5 Kp1+ | 17B1.3 Kp2 | 18B4 Kp1 |
19B2.8 Kp3 | 20B3.6 Kp2+ | 21Kp4- | 22Kp3+ | 23Kp5- | 24B2.3 Kp4 | 25B1.8 Kp4- |
26B1.7 Kp4- | 27C4.3 Kp3+ | 28C1.4 Kp3+ | 29C4.3 Kp4 | 30B3.7 Kp2 | 31B2 Kp2+ | |
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 |