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 | 2Kp2 | |||||
3Kp1+ | 4Kp3 | 5Kp3+ | 6A2.86 Kp2 | 7Kp2+ | 8Kp2+ | 9Kp3- |
10A5 Kp5 | 11A9.09 Kp6 | 12Kp4 | 13A2.57 Kp4 | 14Kp4+ | 15Kp3- | 16A1.43 Kp2+ |
17Kp3+ | 18Kp2+ | 19Kp2+ | 20Kp1- | 21Kp4+ | 22Kp5- | 23Kp3+ |
24Kp2+ | 25Kp3 | 26Kp3- | 27Kp2+ | 28Kp3 | 29Kp3+ | 30Kp2+ |
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 481AR 13901 90Incoming & 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 |