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. |
1C2.35 Kp4- | 2M2.2 Kp2+ | 3X2.19 Kp2- | 4M1.59 Kp3 | 5M4.64 Kp4 | 6M2.6 Kp4+ | 7M1.56 Kp3+ S1 |
8M3.34 Kp4 S1 | 9M1.48 Kp3 | 10C3.93 Kp2+ | 11M8.43 Kp3- | 12C3.02 Kp5- | 13M1.63 Kp2 | 14C2.17 Kp1- |
15X4.39 Kp2- | 16M1.18 Kp4 S1 | 17X1.22 Kp5 S2 | 18X2.61 Kp3- S1 | 19C5.7 Kp4 S1 | 20X4.74 Kp4+ | 21M1.14 Kp5- |
22C4.3 Kp4 S1 | 23X6.98 Kp5- S1 | 24M1.85 Kp3- S1 | 25C9.6 Kp4- S1 | 26X1.25 Kp3+ S1 | 27M1.68 Kp4 S1 | 28M3.41 Kp4- |
29M7 Kp4+ | 30C4.95 Kp3 | 31M1.85 Kp3 | ||||
Latest news
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Tuesday, 8 October 2024
Double X-flares, glancing blow possible
Saturday, 5 October 2024
Incoming CME, G3 geomagnetic storm watch
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Space weather facts
| Last X-flare | 2024/10/09 | X1.4 |
| Last M-flare | 2024/10/09 | M7.6 |
| Last geomagnetic storm | 2024/10/08 | Kp7+ (G3) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2024 | 141.4 -74.1 |
| October 2024 | 175 +33.6 |
| Last 30 days | 148.9 -28.3 |