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. |
1Kp2+ | 2Kp1+ | 3B3.96 Kp2 | ||||
4B4.18 Kp6 | 5C1.7 Kp7 | 6C2.31 Kp4- | 7B8.09 Kp3- | 8Kp2+ | 9C1.18 Kp2- | 10C1.18 Kp1 |
11C1.48 Kp4 | 12C2.88 Kp5 | 13Kp5 | 14B4.18 Kp4+ | 15Kp4- | 16C1.11 Kp3 | 17C6.71 Kp2+ |
18B5.37 Kp3- | 19C1.15 Kp3- | 20Kp5- | 21Kp2- | 22B1.6 Kp3 | 23B4.5 Kp2+ | 24B8.24 Kp3 |
25C1.03 Kp3+ | 26C7.66 Kp1 | 27B6.22 Kp1+ | 28C4.32 Kp1+ | 29C2.46 Kp4- | 30C1.52 Kp5 | |
Latest news
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
Latest forum messages
Filaments and prominences 517AR 13901 108Incoming & Unnumbered Active Regions 1246Sunspot Latitudes at or near Solar Maximum 76The Rotations of AR 13780 and AR 13902 1
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 142.7 -23.8 |
| Last 30 days | 155.2 +4.4 |