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. |
1M2.62 Kp4- | 2C9.39 Kp3 | 3C5.51 Kp3- | 4M8.83 Kp4- | 5M2.22 Kp3+ | 6C6.28 Kp4- | 7C3.87 Kp5- |
8C3.14 Kp4 | 9M1.23 Kp4 | 10C7.96 Kp3+ | 11C5.53 Kp2+ | 12C5.79 Kp4+ | 13M2.14 Kp3- | 14M2.29 Kp3+ |
15M1 Kp3+ | 16C8.05 Kp3- | 17X1.25 Kp3- | 18M9.92 Kp2+ | 19M1.9 Kp3- | 20X2.69 Kp3- | 21M1.79 Kp4- |
22M1.45 Kp5+ | 23C7.02 Kp4 S1 | 24C5.39 Kp4 | 25C6.25 Kp4- | 26C9.28 Kp5- | 27M3.28 Kp3+ | 28C4.71 Kp4- |
29C3.75 Kp5- | 30C3.71 Kp4 | 31Kp3+ | ||||
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 82Sunspot Latitudes at or near Solar Maximum 76Incoming & Unnumbered Active Regions 1244The 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 |