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. |
1B8.6 Kp2+ | 2M2 Kp2- | 3C3.3 Kp2+ | 4C1.7 Kp3+ | 5C2.7 Kp5+ | 6C2.6 Kp5- | |
7C1.8 Kp3 | 8C2 Kp3- | 9C1 Kp3- | 10C2.6 Kp4- | 11M2.3 Kp4+ | 12C2 Kp5- | 13C5 Kp6+ |
14M2 Kp6- | 15M1.5 Kp3 | 16B4.7 Kp2+ | 17C1.2 Kp2 | 18B7.1 Kp2 | 19C2.1 Kp2 | 20C4.7 Kp3+ |
21B7.9 Kp2 | 22C7 Kp3+ | 23C4.3 Kp2 | 24C8.2 Kp3+ | 25M1.4 Kp3 | 26C2.3 Kp3 | 27C2.4 Kp4 |
28M4 Kp4 S1 | 29M2.2 Kp3- | 30X1.38 Kp3+ | 31M9.67 Kp5- S1 | |||
Latest news
Sunday, 8 December 2024
X2.2 solar flare, SDO outage
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Monday, 11 November 2024
Coronal hole faces Earth
Latest forum messages
Ask your obscure/"stupid" space weather questions. 113Incoming & Unnumbered Active Regions 1363Strong far side CME 339AR 13932 28AR 3928 6
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/23 | M8.9 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 106.6 -45.9 |
| Last 30 days | 116.1 -41.8 |