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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October 1998 |
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Monday Mon. |
Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1C3.11 Kp5+ S3 | 2C1.04 Kp5+ S1 | 3B4.89 Kp4+ | 4B7.17 Kp2- | |||
5C1.18 Kp2- | 6C1.04 Kp2+ | 7M3.37 Kp6- | 8C6.46 Kp4+ | 9C2.3 Kp4 | 10M1.13 Kp3+ | 11C2.59 Kp3 |
12C3.17 Kp3 | 13C1.74 Kp2 | 14C2.3 Kp2+ | 15C3.8 Kp3- | 16C3.86 Kp2- | 17M1.3 Kp3- | 18M3.44 Kp3+ |
19M1.03 Kp7- | 20M1.07 Kp5 | 21C1.86 Kp5- | 22C2.24 Kp4+ | 23C1.53 Kp4 | 24C1.99 Kp3+ | 25C3.17 Kp4 |
26C2.97 Kp2 | 27B5.86 Kp5- | 28C3.29 Kp3 | 29C1.43 Kp3+ | 30B7.14 Kp3- | 31B9.27 Kp3+ | |
Latest news
Monday, 11 November 2024
Coronal hole faces Earth
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Latest forum messages
AR 13901 85Sunspot Latitudes at or near Solar Maximum 76Incoming & Unnumbered Active Regions 1244The Rotations of AR 13780 and AR 13902 1Space Weather Memes 580
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Space weather facts
| Last X-flare | 2024/11/06 | X2.39 |
| Last M-flare | 2024/11/20 | M1.1 |
| Last geomagnetic storm | 2024/11/10 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2024 | 166.4 +25 |
| November 2024 | 142.7 -23.8 |
| Last 30 days | 155.2 +4.4 |