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. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1Kp6+ | 2Kp5 | 3B1.11 Kp3 | 4B2.23 Kp3 | |||
5B5.57 Kp3 | 6B1.59 Kp1+ | 7B2.49 Kp2- | 8Kp2- | 9Kp1+ | 10Kp1+ | 11Kp2+ |
12C1.81 Kp1- | 13B3.69 Kp1- | 14B5.39 Kp3- | 15B1.79 Kp7- | 16B2.7 Kp4- | 17Kp4- | 18B2.74 Kp2 |
19B4.03 Kp1- | 20C6 Kp2 | 21M1.73 Kp1+ | 22B4.04 Kp1+ | 23B4.56 Kp1- | 24B6.89 Kp2+ | 25B8.46 Kp2 |
26B5.34 Kp3+ | 27C6.66 Kp6 | 28C1.84 Kp2+ | 29Kp1+ | 30Kp3- | 31B2.43 Kp3- | |
Latest news
Monday, 23 December 2024
M9.0 solar flare with earth-directed CME
Sunday, 8 December 2024
X2.2 solar flare, SDO outage
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/24 | 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 | 115.2 -37.3 |
| Last 30 days | 120.1 -38.2 |