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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Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1M1.39 Kp5- | 2C6.41 Kp2+ | 3C4.7 Kp4- | ||||
4C4.59 Kp3 | 5C1.29 Kp4+ | 6C1.91 Kp4 | 7M1.12 Kp3 | 8M1.24 Kp2+ | 9M3.72 Kp3- | 10M3.28 Kp3+ |
11C2.37 Kp4 | 12M2.18 Kp3 | 13M1.47 Kp2+ | 14M8.25 Kp1 | 15M3.1 Kp3- | 16C4.34 Kp1+ | 17M5.82 Kp1 S1 |
18M1.47 Kp5 S1 | 19M1.48 Kp5+ S1 | 20C5.72 Kp4+ S1 | 21C8.55 Kp3- | 22M2.37 Kp3 S1 | 23C5.11 Kp4 S1 | 24C7.37 Kp6 |
25M1.41 Kp3 | 26C4.39 Kp3+ | 27C4.35 Kp2- | 28M1.09 Kp1 | 29C9.37 Kp3+ | 30M4.88 Kp4+ | 31M1.43 Kp4 |
Latest news
Sunday, 8 December 2024
X2.2 solar flare, SDO outage
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Monday, 11 November 2024
Coronal hole faces Earth
Latest forum messages
Incoming & Unnumbered Active Regions 1351Power transmission for all of us. And why I believe we are better prepared than ever for major solar events 7Unspecified geomagnetic activity 1747Strong far side CME 322jsoc 64
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/22 | M1.0 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 103.3 -49.2 |
| Last 30 days | 115.4 -40.8 |