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. |
1B7.45 Kp4- | 2B5 Kp3- | 3C3.09 Kp3 | ||||
4B3.59 Kp4 | 5B3.9 Kp4+ | 6B4.74 Kp3 | 7C1.52 Kp2+ | 8C4.57 Kp3 | 9B6.41 Kp4 | 10B3.67 Kp3+ |
11C3.74 Kp4- | 12C2.85 Kp3 | 13B7.91 Kp2+ | 14B5.52 Kp3- | 15B4.94 Kp3- | 16B8.69 Kp1+ | 17C1.12 Kp2- |
18C1.53 Kp2+ | 19C1.01 Kp4 | 20C1.16 Kp4 | 21B4.04 Kp4- | 22B7.91 Kp3 | 23B7.62 Kp3- | 24C1.04 Kp1+ |
25C1.01 Kp4- | 26C5.49 Kp3- | 27M1.66 Kp1+ | 28C7.67 Kp1+ | 29C9.08 Kp2+ | 30X1.34 Kp5 | 31C5.44 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 |