Viewing archive of Saturday, 2 September 2017

Sunspot numberNew regionsBackground fluxMaximum fluxC
71 91 1B2.3C7.754

Solar flares

RegionStartMaximumEnd
2674B7.9 00:2500:2800:32
2674C1.1 02:2202:3002:35
2674C1.0 03:0203:0603:26
2674B6.2 04:0304:0704:10
-B4.1 05:1605:1905:21
2674B4.3 10:1110:1510:17
2674B4.2 10:3110:3510:39
2674B8.5 11:4812:0512:32
2672B5.7 13:0313:0713:09
2672C7.7 15:2615:4115:56
2672C1.5 21:5622:0322:33

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/06/08Kp5 (G1)
Number of spotless days in 2019:104
Current stretch spotless days:32

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