Viewing archive of Tuesday, 30 December 2003

Sunspot numberNew regionsBackground fluxMaximum fluxC
15 -410B2.8C1.061

Solar flares

RegionStartMaximumEnd
-B4.5 11:4811:5211:55
0528B5.2 14:0614:1114:28
0528B7.9 17:2517:2917:31
0528C1 19:3419:4019:47

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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 2019:239
Current stretch spotless days:12

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