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. |
1C1.98 Kp1 | 2B4.19 Kp2- | 3B3.45 Kp2- | 4C1.6 Kp5- | 5B3.31 Kp4 | 6C1.25 Kp5 | 7B2.81 Kp5 |
8Kp3- | 9Kp1+ | 10B3.14 Kp3- | 11B5.63 Kp4- | 12B2.2 Kp4+ | 13Kp3+ | 14Kp3 |
15Kp1+ | 16B2.05 Kp1- | 17Kp2 | 18Kp4+ | 19B1.56 Kp2+ | 20Kp2- | 21Kp3- |
22B9.16 Kp4- | 23B7.26 Kp3 | 24B2.33 Kp2- | 25B7.72 Kp2- | 26Kp1+ | 27C1.06 Kp1 | 28B2.31 Kp2 |
29Kp1+ | 30B1.88 Kp4- | 31Kp2+ | ||||
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 |