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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Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1Kp3+ | 2Kp4- | |||||
3Kp3- | 4C1.21 Kp1+ | 5C2.04 Kp1+ | 6B3.11 Kp1+ | 7B1.45 Kp5- | 8B1.79 Kp5- | 9Kp3+ |
10Kp3 | 11C1.65 Kp3+ | 12C1.83 Kp1 | 13B3.55 Kp2 | 14Kp2 | 15Kp1- | 16B4.41 Kp3+ |
17Kp4+ | 18Kp2+ | 19Kp3- | 20Kp1+ | 21B4.32 Kp2+ | 22Kp4 | 23Kp1 |
24Kp2 | 25Kp4+ | 26Kp4- | 27Kp3+ | 28Kp2 | 29Kp2- | 30Kp2 |
31C1.25 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 |