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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March 1998 |
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Sunday Sun. |
1C1.61 Kp4 | ||||||
2C1.6 Kp4- | 3C2.5 Kp3 | 4C3.63 Kp4 | 5C7.37 Kp4- | 6C3.7 Kp3+ | 7C1.8 Kp2- | 8C1.42 Kp1- |
9C1.53 Kp1+ | 10Kp7+ | 11B9.46 Kp5+ | 12C1.31 Kp4- | 13C7.6 Kp3+ | 14C2.99 Kp4- | 15M3.67 Kp5 |
16M1.47 Kp4- | 17C4.73 Kp3 | 18M1.32 Kp2 | 19M1.61 Kp2- | 20C6 Kp3 | 21C2 Kp6+ | 22M1.5 Kp4- |
23M3.17 Kp3- | 24M1.06 Kp3 | 25C7.04 Kp5- | 26M2.37 Kp4 | 27M3.23 Kp3+ | 28C6.54 Kp3+ | 29C1.07 Kp5- |
30C4.7 Kp3- | 31C2.66 Kp4- | |||||
Latest news
Sunday, 7 December 2025
M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
X4.0 solar flare
Latest forum messages
Current Farside Activity 257Coronal Hole 06 59Geminid Meteor Shower 30Incoming & Unnumbered Active Regions 40Returning Carrington 14
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/12 | M1.1 |
| Last geomagnetic storm | 2025/12/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 125.7 +33.9 |
| Last 30 days | 109.3 +18.1 |