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. |
1Kp1+ | 2Kp5 | 3Kp5 | 4B2.5 Kp4 | 5C2 Kp4 | 6B3.88 Kp3+ | 7M1.96 Kp4+ |
8C8.11 Kp4- | 9M1.27 Kp3+ | 10C1.17 Kp4- | 11C3.52 Kp3 | 12B9.62 Kp4- | 13B3.68 Kp2- | 14C1.55 Kp2- |
15C1.64 Kp1+ | 16C1.12 Kp3+ | 17B4.54 Kp3 | 18B1.48 Kp3 | 19Kp1+ | 20B5.84 Kp2 | 21Kp4- |
22B3.64 Kp1+ | 23B3.82 Kp5 | 24Kp5+ | 25Kp3+ | 26B8.98 Kp3- | 27B3.1 Kp2+ | 28C1.4 Kp1 |
29C3.18 Kp3 | 30C2.14 Kp4+ | 31C3.2 Kp3- | ||||
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 |