Sunspot region AR10523

Number of
sunspots
Size Class Magn. Class Spot Location
2003/12/17 2 60 HSX S15E72
2003/12/18 2 20 AXX S15E58
2003/12/19 2 40 HAX S13E45
2003/12/20 4 40 CSO S17E34
2003/12/21 2 20 CSO S17E23
2003/12/22 2 0 AXX S17E09
2003/12/23 12 20 BXO S18W01
2003/12/24 5 10 BXO S19W13
2003/12/25 1 10 AXX S19W26

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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/01M2.4
Last geomagnetic storm2025/03/27Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
Last 30 days128.1 -22.5

This day in history*

Solar flares
12001X28.5
22001X2.01
32001X1.59
42014M9.35
52017M8.22
DstG
11960-272G3
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*since 1994

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