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. You can choose a viewing mode to quickly look for days with interesting space weather and pick a day to view the archived data for that day with more detailed space weather data.
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Monday Mon. |
Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1C4.85 Kp4 | 2M4.85 Kp3 | 3C4.02 Kp3- | 4M2.91 Kp4- | |||
5X1.64 Kp3+ | 6M3.13 Kp3 | 7X7.79 Kp6 S3 | 8M1.05 Kp5 S3 | 9M9.15 Kp8 S3 | 10X1.22 Kp5- S2 | 11C3.4 Kp3+ S2 |
12C3.38 Kp6+ S1 | 13X1.14 Kp4- S2 | 14M4.03 Kp3 S2 | 15M2.65 Kp6+ S1 | 16C2.63 Kp5 | 17M2 Kp5 | 18C2.73 Kp4 |
19C5.06 Kp4- | 20B6.09 Kp2 | 21C4.14 Kp2+ | 22C1.57 Kp4 | 23M1.48 Kp3 | 24M1.03 Kp4+ | 25C4.33 Kp2- |
26C3.88 Kp1+ | 27C7.71 Kp5 | 28C2.13 Kp5- | 29M1.11 Kp2+ | 30C1.83 Kp3- | 31C1.26 Kp2+ | |
Latest news
Saturday, 4 May 2024
Sunspot region 3663, X1 solar flare
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
Latest forum messages
Space Weather Memes 3452024/05/03 X1.69 CME 27AR3663 207CME Imagery isn't updating since May 3rd. 8AR3664 36
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Space weather facts
| Last X-flare | 2024/05/06 | X4.4 |
| Last M-flare | 2024/05/06 | M1.5 |
| 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 | 156.6 +63.6 |