Viewing archive of Wednesday, 26 September 2001

Sunspot numberNew regionsBackground fluxCM
278 -421C1.931

Solar flares

RegionStartMaximumEnd
-M1.8 02:5202:5803:03
9628C4.0 06:3907:0907:23
-C3.8 08:3908:4308:50
9636C5.7 12:0412:2412:54

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/03/17Kp5 (G1)
Number of spotless days in 2019:53
Last spotless day:2019/03/17

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*since 1994

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