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. |
1B9.51 Kp5 | 2C2.71 Kp4 | 3B8.24 Kp3 | ||||
4B6.06 Kp2+ | 5M1.78 Kp3- | 6C1.26 Kp2+ | 7C2.12 Kp1 | 8B9.47 Kp1+ | 9Kp2+ | 10B9.32 Kp2 |
11C2.29 Kp3 | 12C5.14 Kp2+ | 13C2 Kp2 | 14C3.06 Kp3- | 15M1.74 Kp3+ | 16C4.03 Kp4- S1 | 17C1.55 Kp7- S1 |
18C4.03 Kp3 | 19C6.17 Kp3- | 20C7.86 Kp3+ | 21M2.32 Kp4+ | 22C4.25 Kp2+ | 23B9.55 Kp4 | 24B3.29 Kp3 |
25B6.07 Kp2- | 26B3.81 Kp1+ | 27B3.43 Kp5 | 28B7.26 Kp4 | 29Kp5+ | 30C1.24 Kp5 | 31C1.14 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 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 |