Viewing archive of Sunday, 21 November 1999

Sunspot numberNew regionsBackground fluxMaximum fluxCM
200 -252 1C2.8M3.4523

Solar flares

RegionStartMaximumEnd
8765M1.3 00:0700:1400:18
8765C4.2 08:0108:0508:10
8771C6 08:2208:2908:39
8765M2.2 10:0310:1710:24
8765M3.4 18:1018:2018:25

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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 2019:264
Current stretch spotless days:37

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*since 1994

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