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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Monday Mon. |
Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1M2.5 Kp4- | ||||||
2M1.9 Kp3 | 3C3.5 Kp2+ | 4C3.0 Kp3+ | 5C4.7 Kp5 | 6C4.2 Kp3 | 7M1.7 Kp2- | 8C6.6 Kp2+ |
9C9.1 Kp3 | 10M2.3 Kp2 | 11C7.2 Kp1 | 12M1.1 Kp1 | 13C1.7 Kp4- | 14C9.8 Kp3 | 15C3.9 Kp2- |
16C9.7 Kp2 | 17C2.2 Kp1- | 18B7.3 Kp3 | 19C2.7 Kp3+ | 20C2.3 Kp3- | 21C2.8 Kp5 | 22B9.2 Kp3 |
23C2.3 Kp1- | 24C1.5 Kp1 | 25C4.2 Kp2- | 26M1.4 Kp5- | 27C2.1 Kp4 | 28C1.6 Kp4 | 29C7.8 Kp5- |
30C1.9 Kp4 | 31C5.6 Kp3- | |||||
Latest news
Friday, 17 May 2024
Let's compare! Halloween 2003 VS May 2024 Solar Storms!
Friday, 17 May 2024
Coronal mass ejection impact, New website feature!
Wednesday, 15 May 2024
More X-flares!
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Space weather facts
| Last X-flare | 2024/05/15 | X2.9 |
| Last M-flare | 2024/05/19 | M2.5 |
| Last geomagnetic storm | 2024/05/17 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2024 | 136.5 +31.6 |
| May 2024 | 157.7 +21.2 |
| Last 30 days | 171.7 +57.7 |