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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Monday Mon. |
Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1B1.07 Kp3+ | 2Kp3- | 3Kp2+ | 4Kp2- | |||
5Kp1 | 6B1.42 Kp1+ | 7B3.86 Kp1- | 8C1.72 Kp1+ | 9C4.93 Kp2 | 10B9.95 Kp0+ | 11B6.05 Kp2 |
12B5.4 Kp2- | 13C3.74 Kp1- | 14C5.14 Kp4+ | 15B1.43 Kp4 | 16B4.02 Kp2 | 17C3.5 Kp0+ | 18B2.61 Kp1- |
19B7.39 Kp1+ | 20C2.08 Kp2- | 21C1.18 Kp2- | 22C1.36 Kp1+ | 23C1.29 Kp3- | 24B4.02 Kp2 | 25B2.89 Kp2+ |
26B7.92 Kp2 | 27C3.11 Kp4 | 28C4.06 Kp4 | 29C1.03 Kp2 | 30C1.25 Kp2+ | 31C1.02 Kp2+ | |
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
Latest forum messages
2024/12/23 CME by AR 13932's M8.9 flare. 2AR 13932 46Incoming & Unnumbered Active Regions 1365Space Weather Memes 614Strong far side CME 342
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/23 | M8.9 |
| 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 | 114.4 -44.3 |