Viewing archive of Thursday, 25 September 2003

Sunspot numberNew regionsBackground fluxC
122 10B2.92

Solar flares

RegionStartMaximumEnd
0464C1.1 00:2900:3500:52
-B6.2 13:0813:1313:20
0464C1.1 17:1717:2517:34
-B9.2 22:1222:1522:29

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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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