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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Saturday Sat. |
Sunday Sun. |
1Kp3+ | 2Kp4- | 3C1.05 Kp3+ | 4Kp4- | |||
5B2.42 Kp8- | 6B2.02 Kp5+ | 7Kp4+ | 8B5.12 Kp4+ | 9B5.13 Kp3+ | 10Kp1 | 11Kp4- |
12Kp6- | 13B5.19 Kp2 | 14Kp5 | 15Kp4- | 16Kp1+ | 17B2.95 Kp2- | 18B1.72 Kp1+ |
19Kp2 | 20Kp2 | 21Kp2+ | 22Kp3- | 23Kp4+ | 24B1.47 Kp4- | 25Kp2- |
26Kp1- | 27Kp2+ | 28Kp1+ | 29Kp3+ | 30C3.14 Kp1+ | ||
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
AR 13901 85Sunspot Latitudes at or near Solar Maximum 76Incoming & Unnumbered Active Regions 1244The Rotations of AR 13780 and AR 13902 1Space Weather Memes 580
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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 |