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. |
1X1.42 Kp4- | 2M2.54 Kp4+ | 3M1.65 Kp3 | 4M5.81 Kp2+ | 5C9.42 Kp1+ | ||
6M1.03 Kp1+ S1 | 7X1.79 Kp3+ S2 | 8M5.26 Kp3+ S3 | 9C2.05 Kp3 S3 | 10C1.98 Kp2 S2 | 11C9.37 Kp2+ S1 | 12C8.68 Kp3+ S1 |
13M1.91 Kp3 | 14C4.68 Kp3+ | 15Kp2- | 16C8.95 Kp1 | 17M1.28 Kp2- | 18C8.7 Kp1 | 19C3.89 Kp0+ |
20C5.19 Kp1- | 21C2.01 Kp3- | 22C1.8 Kp3+ | 23C1.15 Kp2+ | 24C2.1 Kp3 | 25C1.43 Kp3 | 26C8.81 Kp3- |
27M7.18 Kp2- | 28M7.04 Kp2+ | 29M1.04 Kp2 | 30M9.58 Kp2+ | 31M1.67 Kp1- | ||
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
Incoming & Unnumbered Active Regions 1351Power transmission for all of us. And why I believe we are better prepared than ever for major solar events 7Unspecified geomagnetic activity 1747Strong far side CME 322jsoc 64
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/22 | M1.0 |
| 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 | 103.3 -49.2 |
| Last 30 days | 115.4 -40.8 |