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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January 1997 |
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Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1Kp2 | 2Kp2- | 3Kp1+ | 4Kp1+ | 5A7.26 Kp1+ | ||
6B1 Kp1+ | 7A8.71 Kp4 | 8Kp3+ | 9Kp2+ | 10Kp6 | 11Kp5- | 12Kp5- |
13Kp3- | 14Kp2- | 15Kp2 | 16B1.38 Kp1 | 17Kp1+ | 18Kp3 | 19B1.15 Kp3 |
20B5.99 Kp3 | 21Kp3+ | 22Kp2+ | 23Kp2+ | 24Kp2+ | 25Kp3- | 26Kp5- |
27B1.94 Kp4 | 28Kp5- | 29B7.5 Kp3 | 30Kp4 | 31Kp3 | ||
Latest news
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Latest forum messages
Comet C/2026 A1 (MAPS) for the southern hemisphere 62AR4413 9Incoming & Unnumbered Active Regions 260Artemis 2 Live 4AR4409 181
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/04 | M1.0 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2026 | 85.9 +7.7 |
| April 2026 | 121 +35.1 |
| Last 30 days | 101.1 +44.7 |
This day in history*
Aurora on this day in history
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