Viewing archive of Friday, 31 January 2014

Sunspot numberNew regionsBackground fluxMaximum fluxCM
87 -250C1.0M1.166951

Solar flares

RegionStartMaximumEnd
1967C6.3 23:5900:1800:33
1967C3.4 04:4605:0505:17
1967C2.3 07:3507:4407:57
1967C1.6 09:2809:3209:44
1967C2.4 10:4410:4910:54
1968M1.1 15:3215:4215:53

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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:19

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