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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1B3.24 Kp1+ | 2Kp1+ | 3Kp2- | ||||
4Kp2- | 5Kp1 | 6Kp3- | 7Kp3- | 8B2.62 Kp4 | 9B2.18 Kp2 | 10B2 Kp1+ |
11Kp2 | 12Kp1- | 13Kp1+ | 14Kp3 | 15Kp1 | 16Kp1+ | 17Kp1 |
18Kp2 | 19Kp1 | 20Kp3- | 21Kp1+ | 22Kp2 | 23Kp2 | 24Kp1+ |
25Kp1- | 26Kp1 | 27Kp1- | 28Kp2+ | 29Kp1+ | 30Kp2- | 31Kp2- |
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 |