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. |
1B9.01 Kp7 | 2C2.55 Kp4 | |||||
3M1.37 Kp3 | 4B9.6 Kp3 | 5M1.87 Kp2+ | 6B7.63 Kp5 | 7M8.56 Kp6- | 8C2.52 Kp3 | 9C5.36 Kp3- |
10C2.69 Kp3+ | 11Kp3- | 12Kp1+ | 13C1.34 Kp2- | 14B9.76 Kp1+ | 15C1.42 Kp2- | 16C1.5 Kp1- |
17C2.5 Kp1 | 18C3.39 Kp1+ | 19M1.21 Kp2 | 20C2.8 Kp4+ | 21M4.18 Kp4 | 22C2.18 Kp3+ | 23M4.2 Kp4 |
24M1.42 Kp4+ | 25C1.29 Kp3 | 26C2.18 Kp1 | 27C1.79 Kp3+ | 28M1.05 Kp5- | 29C1.6 Kp6+ | 30C3.93 Kp3+ |
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 |