Viewing archive of Thursday, 5 December 2013

Sunspot numberNew regionsBackground fluxMaximum fluxC
103 50 -1C1.0C6.774

Solar flares

RegionStartMaximumEnd
1916C1.9 06:3806:4306:47
-C4.9 11:2111:2711:34
-C5.8 14:5514:5915:11
1909C6.7 17:3517:4317:50

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/10/26Kp5 (G1)
Number of spotless days in 2020:10
Current stretch spotless days:8

This day in history*

Solar flares
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22000M3.9
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52005M1.6
ApG
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2199537G2
3199424G1
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5200418
*since 1994

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