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. |
1C2.08 Kp7+ | 2C7.89 Kp7+ | 3M3.09 Kp6+ | 4M5.77 Kp7+ | 5M8.54 Kp5+ | 6M3.44 Kp4 | |
7C4.56 Kp6- | 8C2.61 Kp6 | 9C1.56 Kp4+ | 10C3.59 Kp4 | 11C5.36 Kp2 | 12C3.8 Kp2+ | 13C6.73 Kp2- |
14M3.21 Kp5- | 15M1.47 Kp4 | 16M1.02 Kp6- | 17C5.04 Kp4- | 18C5.87 Kp3+ | 19M1.14 Kp4- | 20M2.6 Kp3+ |
21C9.5 Kp3- | 22M1.5 Kp4- | 23C9.53 Kp3+ | 24M1.07 Kp6+ | 25M2.2 Kp6 | 26C4 Kp5- | 27C6.17 Kp5 |
28M2.51 Kp5- | 29M1.64 Kp4- | 30C8.7 Kp5 | 31X1.79 Kp4 | |||
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/25 | M2.4 |
| Last geomagnetic storm | 2026/03/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (5%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 75 -3.2 |
| Last 30 days | 59.2 -65.5 |