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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Saturday Sat. |
Sunday Sun. |
1C8.04 Kp5+ | 2M1.91 Kp4+ | 3C3.83 Kp3+ | ||||
4B7.97 Kp3+ | 5M2.56 Kp3 | 6B9.78 Kp6- | 7C3.08 Kp7- | 8C3.39 Kp5+ | 9C1.43 Kp4 | 10C5.07 Kp4 |
11C1.38 Kp3+ | 12C2.33 Kp5- | 13C4.32 Kp4+ | 14C9.78 Kp3+ | 15M1.1 Kp3+ | 16C4.43 Kp3- | 17C3.09 Kp5+ |
18C3.56 Kp7+ | 19M3.97 Kp6- | 20Kp5 | 21C7.12 Kp6 | 22C2.77 Kp6- | 23B9.92 Kp6- | 24C1.8 Kp5- |
25C5.25 Kp5- | 26C6.66 Kp4- | 27C2.81 Kp3- | 28C2.05 Kp4+ | 29C1.47 Kp5 | 30C2 Kp4+ | 31C1.94 Kp2 |
Latest news
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Latest forum messages
AR 13901 88Incoming & Unnumbered Active Regions 1245Sunspot Latitudes at or near Solar Maximum 76The Rotations of AR 13780 and AR 13902 1Space Weather Memes 580
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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 |