Viewing archive of Monday, 17 July 2017

Sunspot numberNew regionsBackground fluxMaximum fluxC
13 -130B2.0C2.312

Solar flares

RegionStartMaximumEnd
2665B6.3 00:5701:0401:08
2665B3.3 02:2302:2802:32
2665C2.3 03:2403:2803:31
2665B3.2 04:0304:0704:09
2665B4.9 05:2805:3205:36
-B3.1 09:0009:0409:09
-B4 09:1609:2009:25
-B4.4 10:1310:1710:20
2665C1.2 17:0918:4220:50

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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 2019:267
Current stretch spotless days:40

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*since 1994

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