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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Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1A1.57 Kp4+ | 2Kp4 | 3Kp3- | ||||
4Kp2+ | 5Kp2+ | 6A7.06 Kp3 | 7Kp3- | 8C1.94 Kp3- | 9B8.99 Kp2+ | 10Kp2+ |
11Kp1+ | 12Kp3- | 13Kp2- | 14Kp3 | 15Kp3- | 16A1.57 Kp5- | 17Kp5- |
18B2.48 Kp1- | 19Kp3- | 20C6.94 Kp2- | 21C7.57 Kp1 | 22C6.95 Kp1- | 23C1.45 Kp1 | 24C1.4 Kp2 |
25B6.12 Kp2+ | 26Kp2+ | 27Kp3- | 28Kp3 | 29Kp2 | 30Kp2 | 31A1.57 Kp4- |
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 |