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. |
1C2.09 Kp2+ | 2C1.32 Kp2- | 3B3.15 Kp4- | 4Kp4+ | 5B1.73 Kp4- | 6B1.84 Kp4+ | |
7Kp2 | 8Kp2 | 9Kp1+ | 10Kp2 | 11Kp3 | 12Kp3+ | 13Kp2+ |
14C4.46 Kp2 | 15C1.8 Kp1 | 16B8.23 Kp2 | 17B9.83 Kp5- | 18C7.29 Kp5- | 19M1.15 Kp5- | 20M1.95 Kp5 |
21C8.49 Kp3 | 22C3.11 Kp5- | 23C3.68 Kp5- | 24C4.9 Kp4- | 25C8.01 Kp2- | 26B7.46 Kp1+ | 27C9.05 Kp3 |
28C1.43 Kp1- | 29C4.02 Kp4 | 30C7.52 Kp2 | 31C1.1 Kp5+ | |||
Latest news
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
Latest forum messages
>500 meV 22AR 3906 7Suggestion - Can admins automatically generate "official" AR topic threads as the regions appear and are numbered? 2Comment limitation 6Incoming & Unnumbered Active Regions 1257
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/23 | 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 | 144.1 -22.3 |
| Last 30 days | 158.7 +10.9 |