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. |
1C1.4 Kp2 | 2C1.34 Kp1- | |||||
3C1.72 Kp1 | 4C2.13 Kp4 | 5C1.84 Kp5 | 6M3.59 Kp3+ | 7C7.59 Kp2+ | 8B4.04 Kp1 | 9B7.18 Kp3+ |
10Kp3+ | 11Kp3- | 12Kp4 | 13Kp2+ | 14Kp4+ | 15Kp2 | 16Kp1+ |
17Kp1 | 18B2.25 Kp1- | 19B9.03 Kp1 | 20B1.61 Kp1 | 21B3.31 Kp1- | 22B7.62 Kp2- | 23B3.21 Kp1+ |
24C1.63 Kp2+ | 25B3.15 Kp3- | 26B3.22 Kp3- | 27B5.33 Kp4- | 28Kp6 | 29B1.51 Kp2 | 30Kp2- |
31B3.12 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 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 |