Viewing archive of Tuesday, 5 September 2017

Sunspot numberNew regionsBackground fluxMaximum fluxCM
1221 1C1.2M4.2175

Solar flares

RegionStartMaximumEnd
2673C9.8 00:3000:3500:41
2673M4.2 01:0301:0801:11
2673M1.0 03:4203:5104:04
2673M3.2 04:3304:5305:07
2673M3.8 06:3306:4006:43
2673C5.4 10:1310:1910:25
2673C2.2 12:3012:3412:39
2673C6.9 13:2613:3413:51
2673C3.7 16:1416:1916:22
2673C4.6 17:1117:1517:19
2673M2.3 17:3717:4317:51
2673C1.5 20:0021:1221:20

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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 2019:220
Current stretch spotless days:22

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