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. |
1B4.41 Kp4+ | 2B6.44 Kp4+ | |||||
3- Kp4- | 4B8.29 G1 | 5B7.39 Kp3+ | 6B3.53 Kp2+ | 7B4.47 Kp3- | 8B7.07 Kp3+ | 9B6.77 Kp2 |
10B6.08 Kp3+ | 11B4.86 Kp1 | 12C1.61 Kp3 | 13C1.89 G2 | 14C1.47 G2 | 15B3.78 Kp3 | 16C1.16 G1 |
17C6.06 Kp4 | 18- Kp3 | 19- Kp3- | 20- Kp1+ | 21B1.86 Kp1- | 22- Kp2+ | 23B1.38 Kp3 |
24- Kp4- | 25B2.41 G2 | 26B1.93 G2 | 27- G1 | 28B3.94 Kp4+ | 29B2.28 G1 | 30- Kp4 |
31- 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
Filaments and prominences 58Unproven theories 372AR3654 35Incoming Active Regions 232Growth of Cycle 25 435
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Space weather facts
| Last X-flare | 2024/03/28 | X1.1 |
| Last M-flare | 2024/04/30 | M1.6 |
| Last geomagnetic storm | 2024/04/26 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2024 | 104.9 -19.8 |
| Last 30 days | 139.9 +35.1 |