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.
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Sunday Sun. |
1- Kp2 | 2B1.0 Kp4 | 3- Kp4 | 4- Kp3 | 5- Kp3- | 6- Kp3+ | 7- G1 |
8- Kp3 | 9- Kp2 | 10B5.7 Kp1 | 11- Kp1 | 12- Kp3- | 13- Kp4+ | 14- Kp2 |
15- Kp3- | 16- Kp4 | 17- Kp2+ | 18B1.3 Kp2 | 19B1.7 Kp4 | 20B1.1 Kp4+ | 21- Kp4+ |
22B5.4 Kp4 | 23B3.3 Kp4- | 24B2.6 Kp4+ | 25B4.6 Kp4 | 26B9.5 Kp3 | 27C2.7 Kp2- | 28C3.9 Kp3- |
Latest news
Monday, 22 April 2024
Lot's of sunspots! Big chance for major flare activity?
Saturday, 23 March 2024
X1.1 solar flare with earth-directed CME
Wednesday, 20 March 2024
Sunspot region 3615, G1 watch
Latest forum messages
2024/05/03 X1.69 CME 2Unproven theories 380AR3663 24Unspecified geomagnetic activity 1006Filaments and prominences 69
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Space weather facts
| Last X-flare | 2024/05/03 | X1.6 |
| Last M-flare | 2024/05/03 | M2.7 |
| Last geomagnetic storm | 2024/05/02 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2024 | 136.5 +31.6 |
| Last 30 days | 149.4 +51.8 |