Viewing archive of Monday, 18 September 2006

Sunspot numberNew regionsBackground fluxMaximum fluxC
111 1A2.7C1.051

Solar flares

RegionStartMaximumEnd
0908B2.8 09:2409:3209:44
-B1.3 17:0217:0617:10
0910C1 19:2519:4520:01
0910B8 23:4923:5600:01

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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 2019:240
Current stretch spotless days:13

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