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- | 2Kp4 | 3Kp4- | 4Kp4 | 5Kp2+ | ||
6Kp3- | 7Kp1 | 8Kp1+ | 9Kp0+ | 10Kp2- | 11Kp6+ | 12Kp4- |
13Kp3 | 14Kp1+ | 15Kp3 | 16Kp2- | 17Kp1 | 18B1.33 Kp1- | 19Kp3 |
20Kp2- | 21Kp2 | 22Kp3- | 23Kp2- | 24Kp1 | 25Kp1- | 26Kp3- |
27Kp1 | 28Kp2 | 29Kp4+ | 30Kp4- | 31Kp3- | ||
Latest news
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Latest forum messages
Filaments and prominences 498AR 13901 107Incoming & Unnumbered Active Regions 1245Sunspot Latitudes at or near Solar Maximum 76The Rotations of AR 13780 and AR 13902 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 | 155.2 +4.4 |