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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1M7.27 Kp4 | ||||||
2M2.04 Kp4+ | 3C3.26 G1 | 4C4.94 G3 | 5C3.01 G4 | 6C3.53 Kp3- | 7C5.66 Kp2+ | 8C2.99 Kp2 |
9C9.59 Kp2 | 10C2.67 Kp3 | 11C5.09 G1 | 12M2.23 Kp3 | 13C8.96 G3 | 14M1.63 G2 | 15C5.14 Kp3 |
16M3.59 Kp4+ | 17C6.01 Kp3 | 18C2.11 Kp3 | 19C5.09 Kp3 | 20C2.3 Kp1 | 21M4.34 Kp2- | 22C5.17 G1 |
23C4.17 Kp4 | 24C3.27 Kp3+ | 25C5.73 Kp3- | 26M1.22 Kp3- | 27M1.63 Kp2+ | 28M2.51 G1 | 29M6.41 G2 |
30C6.16 G1 | 31C8.71 Kp4 | |||||
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
AR3654 1IMF - BT strength 5What are these long and thin eruptions? 6AR 3637, 3638, 3643 89Unproven theories 341
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Space weather facts
| Last X-flare | 2024/03/28 | X1.1 |
| Last M-flare | 2024/04/25 | M1.3 |
| Last geomagnetic storm | 2024/04/19 | Kp7 (G3) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2024 | 104.9 -19.8 |
| Last 30 days | 135.5 +27.6 |