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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1- Kp2 | 2C1.34 Kp1 | 3B4.81 Kp2 | 4- G1 | |||
5- Kp4+ | 6B8.07 Kp2 | 7B8.42 Kp1+ | 8B7.29 Kp2- | 9C2.83 Kp2+ | 10B6.05 Kp2+ | 11M1.21 Kp1+ |
12M2.18 Kp3 | 13C6.56 Kp3+ | 14C7.09 Kp4- | 15C3.01 Kp4- | 16C3.68 G1 | 17M4.73 Kp2+ | 18C2.25 Kp2 |
19C3.13 Kp2- | 20C2.6 Kp2+ | 21C3.19 Kp4+ | 22C5.92 Kp4- | 23C2.01 Kp4+ | 24- Kp2+ | 25- Kp2 |
26- Kp2 | 27C1.05 G1 | 28- Kp4 | 29C1.76 Kp1- | 30M1.19 Kp4 | 31C3.72 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
What are these long and thin eruptions? 5IMF - BT strength 3AR 3637, 3638, 3643 89Unproven theories 341Space Weather Memes 338
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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 | 133.9 +26.6 |