Viewing archive of Saturday, 4 January 2014

Sunspot numberNew regionsBackground fluxMaximum fluxCM
178 161 1C1.7M4.056743

Solar flares

RegionStartMaximumEnd
1944C3.6 02:3702:4302:51
1944C5.6 06:2206:4007:10
1944C2.9 09:4809:5110:03
1944M1.3 10:1610:2510:41
1944C9.4 15:3315:4115:47
1944M4.0 19:0519:4620:23
1936M1.9 22:1222:5223:22

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/09/28Kp5 (G1)
Number of spotless days in 2019:217
Current stretch spotless days:20

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