Viewing archive of Thursday, 20 April 2000

Sunspot numberNew regionsBackground fluxMaximum fluxC
1792 1C1.0C8.697

Solar flares

RegionStartMaximumEnd
8963C1.6 00:5201:0001:06
-C2.0 04:5405:0205:10
8967C1.8 07:1707:2307:29
8969C8.6 10:2410:3310:43
8963C4.7 19:2819:3719:44
8966C1.3 20:4521:0321:14
8955C1.3 21:3221:4422:01

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Last X-flare:2017/09/10X8.2
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Last geomagnetic storm:2019/06/08Kp5 (G1)
Number of spotless days in 2019:106
Current stretch spotless days:33

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