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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Sunday Sun. |
1Kp2- | 2B6.81 Kp3 | 3C2.47 Kp3+ | 4B5.99 Kp4+ | 5B3.97 Kp4- | 6Kp4 | |
7Kp6+ | 8Kp6 | 9Kp6 | 10Kp4+ | 11C1.86 Kp7 | 12Kp4+ | 13B8.83 Kp4- |
14C1.33 Kp5- | 15C1.95 Kp4 | 16M1.13 Kp3+ | 17M1.63 Kp4+ | 18C3.75 Kp3+ | 19C3.52 Kp5- | 20M3.13 Kp7 |
21M1.27 Kp3+ | 22B6.4 Kp4- | 23C4.68 Kp4- | 24C4.8 Kp3- | 25C1.67 Kp3 | 26C2.15 Kp2 | 27M2.79 Kp1+ |
28X1.09 Kp2- | 29M4.24 Kp3- | 30M1.86 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 82Sunspot 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 |