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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May 2001 |
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Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1M3.49 Kp2- | 2M2.57 Kp2 | 3C4.15 Kp2+ | 4C5.91 Kp3 | 5M1.51 Kp1 | 6M1.14 Kp2 | |
7C5.64 Kp4 S1 | 8M1.43 Kp4+ S1 | 9C2.27 Kp5+ | 10C8.77 Kp5+ | 11C5.29 Kp3+ | 12M4.31 Kp5+ | 13M5.19 Kp5+ |
14C7.37 Kp4+ | 15M1.46 Kp4- | 16M1.93 Kp3- | 17M1.73 Kp2+ | 18C9.16 Kp3 | 19C9.66 Kp4 | 20M9.22 Kp2 |
21M1.3 Kp1+ | 22C2.03 Kp3- | 23C3.43 Kp3+ | 24M1.81 Kp2+ | 25C7.48 Kp3- | 26C1.69 Kp2 | 27C1.22 Kp4+ |
28C2 Kp4+ | 29C6.42 Kp3+ | 30Kp1+ | 31C2.52 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 135750 mhz F2 51AR 13932 13Power transmission for all of us. And why I believe we are better prepared than ever for major solar events 11Strong far side CME 335
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/22 | M1.1 |
| 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 |