Viewing archive of Thursday, 6 May 1999

Sunspot numberNew regionsBackground fluxMaximum fluxC
141 -42 -1B5.6C3.345

Solar flares

RegionStartMaximumEnd
-C3.3 01:2101:3501:46
8534C2.4 10:4010:4811:03
8525C1.3 13:1913:3013:51
-C1.1 19:4219:4619:51
-C3.1 21:5722:0722:20

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/07/10Kp5 (G1)
Number of spotless days in 2019:128
Current stretch spotless days:10

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