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. |
1C1.28 Kp1+ | ||||||
2Kp2- | 3B2.85 Kp2 | 4Kp2- | 5Kp3 | 6A1.57 Kp2- | 7Kp2 | 8Kp2+ |
9Kp4+ | 10Kp4 | 11Kp4+ | 12B1.16 Kp3 | 13Kp4- | 14B3.43 Kp2 | 15B4.99 Kp2+ |
16Kp1 | 17Kp1 | 18B5.62 Kp2 | 19Kp1 | 20B7.52 Kp6 | 21B2.71 Kp3+ | 22Kp2- |
23B1.28 Kp3 | 24B2.93 Kp2 | 25Kp2 | 26Kp2- | 27Kp3- | 28B2.08 Kp2- | 29Kp1+ |
30B1.54 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 |