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. |
1M1 Kp3 | 2M3.8 Kp4- | 3X2.07 Kp4 | 4M5.2 Kp4 | 5M5.04 Kp4+ | ||
6M5.8 Kp4- | 7C4.7 Kp3 | 8M1.3 Kp3 | 9C6.2 Kp4 | 10C7.1 Kp3+ | 11C4.9 Kp3- | 12C3.2 Kp3 |
13C3.1 Kp1+ S1 | 14C3 Kp4+ S1 | 15C1 Kp6- S1 | 16C1.4 Kp4- | 17M1 Kp2+ | 18C9.3 Kp3- | 19C4.9 Kp3+ |
20M1.2 Kp4 | 21C4.6 Kp2+ | 22C2.5 Kp4- | 23B9.6 Kp7 | 24C2.2 Kp8 | 25C1.6 Kp4- | 26C3 Kp3- |
27C4.6 Kp1 | 28C2.7 Kp2- | 29X1.2 Kp2 | 30M5.41 Kp5 | 31C9.7 Kp4+ | ||
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 85Sunspot 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 |