Viewing archive of Tuesday, 15 March 2005

Sunspot numberNew regionsBackground fluxMaximum fluxC
58 90B1.4C2.051

Solar flares

RegionStartMaximumEnd
-B4.0 03:5404:1104:37
-B3.7 05:4605:5406:08
0741C2.0 06:4006:4707:09
0741B5.5 16:0216:1416:23

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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 2019:219
Current stretch spotless days:21

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