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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1Kp4 | 2Kp5- | 3Kp3 | 4Kp3- | |||
5Kp3+ | 6Kp4 | 7Kp2 | 8Kp2- | 9Kp1+ | 10Kp2 | 11Kp2- |
12B2.04 Kp1+ | 13Kp2- | 14Kp1 | 15Kp1+ | 16Kp2- | 17B2.55 Kp1- | 18Kp2- |
19Kp2 | 20Kp3 | 21Kp4- | 22Kp3+ | 23Kp3+ | 24Kp3+ | 25Kp2+ |
26Kp1+ | 27Kp2 | 28Kp3+ | 29Kp3 | 30Kp4- | 31Kp3 | |
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 526AR 13901 110AR 13903 1Incoming & Unnumbered Active Regions 1246Sunspot Latitudes at or near Solar Maximum 76
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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 |