Sunspot region AR11173
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/03/17 | 10 | 40 | CAO | S28E39 | |
| 2011/03/18 | 11 | 60 | CAO | S29E26 | |
| 2011/03/19 | 9 | 30 | CRO | S29E14 | |
| 2011/03/20 | 6 | 20 | BXO | S30E01 | |
| 2011/03/21 | 5 | 20 | BXO | S29W13 |
| B |
|---|
| 1 |
The top 1 solar flares from sunspot region 11173
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B4.71 | 2011/03/18 | 11:40 | 11:45 | 11:50 |
Latest news
Monday, 23 December 2024
M9.0 solar flare with earth-directed CME
Sunday, 8 December 2024
X2.2 solar flare, SDO outage
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
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Growth of Cycle 25 778AR 13932 582024/12/23 CME by AR 13932's M8.9 flare. 4Incoming & Unnumbered Active Regions 1365Space Weather Memes 614
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/24 | M4.7 |
| 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 | 106.6 -45.9 |
| Last 30 days | 114.4 -44.3 |