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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Tuesday Tues. |
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Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1C4.99 Kp2 S1 | 2C7.97 Kp5- S1 | |||||
3C5.78 Kp6- S1 | 4C3.92 Kp4+ S1 | 5M1.04 Kp6- | 6M2.37 Kp4+ | 7C5.36 Kp3+ | 8M2.11 Kp3- | 9M1.82 Kp1+ |
10C8.64 Kp2- | 11C5.97 Kp0+ | 12C2.16 Kp2 | 13C3.73 Kp3 | 14B5.54 Kp3 | 15C1.37 Kp2+ | 16Kp3 |
17C3.08 Kp2 | 18C1.99 Kp3+ | 19C3.75 Kp5- | 20C1.5 Kp3+ | 21C1.24 Kp3- | 22C1.32 Kp2- | 23C2.51 Kp0+ |
24C2.78 Kp1+ | 25C6.49 Kp1- | 26C1.71 Kp3 | 27C6.38 Kp3- | 28C1.25 Kp0+ S1 | 29C2.35 Kp1+ | 30M1.97 Kp4+ |
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 |