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. |
1C1.44 Kp4+ | 2B5.02 Kp3- | 3B4.06 Kp2+ | ||||
4B5.01 G2 | 5B1.72 Kp3 | 6- Kp2+ | 7B6.11 Kp3+ | 8B8.14 Kp1+ | 9B5.6 Kp1+ | 10B8.68 Kp2- |
11C1.55 Kp3 | 12B3.71 Kp2 | 13C1.08 Kp3- | 14C1.51 Kp2+ | 15C1.16 Kp0+ | 16- Kp2- | 17B1.78 Kp4 |
18C1.51 G1 | 19B5.3 Kp4- | 20- Kp2 | 21B7.82 Kp1 | 22B6.47 Kp1 | 23C1.88 G1 | 24B4.07 G1 |
25- Kp3+ | 26- Kp3- | 27- Kp2 | 28- Kp1+ | 29B6.17 Kp2 | 30C1.03 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
ionosphere D detection 12Filaments and prominences 67Unspecified geomagnetic activity 959Latest SC25 Predictions 105AR3654 44
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Space weather facts
| Last X-flare | 2024/03/28 | X1.1 |
| Last M-flare | 2024/05/01 | M1.9 |
| Last geomagnetic storm | 2024/04/26 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2024 | 136.5 +31.6 |
| Last 30 days | 148.1 +49.1 |