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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1Kp2- | 2Kp1- | 3Kp2 | ||||
4Kp1+ | 5Kp1 | 6Kp1+ | 7Kp2 | 8Kp2 | 9Kp5+ | 10Kp4- |
11Kp3- | 12Kp2 | 13Kp2+ | 14Kp3 | 15Kp2 | 16Kp3- | 17Kp3+ |
18Kp5- | 19Kp3- | 20Kp2 | 21Kp1+ | 22Kp1+ | 23Kp1+ | 24Kp1 |
25Kp0+ | 26Kp1 | 27Kp2- | 28Kp1 | 29Kp1 | 30Kp1 | 31Kp2- |
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
Latest forum messages
Filaments and prominences 534AR 13901 116Incoming & Unnumbered Active Regions 1249Strong far side CME 226AR 13903 1
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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 | 142.7 -23.8 |
| Last 30 days | 156.1 +4.7 |