Viewing archive of Friday, 17 January 2003

Sunspot numberNew regionsBackground fluxMaximum fluxC
150 150B3.6C1.141

Solar flares

RegionStartMaximumEnd
-B7.7 04:5004:5304:55
-B8.4 05:5606:0006:02
-B7.6 07:3107:3407:37
-B6.6 15:2415:3315:46
0259B7.7 17:2317:2817:32
-B6.4 20:3620:4020:43
-B9.2 21:0621:1021:13
-C1.1 23:2923:3423:38

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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 2019:243
Current stretch spotless days:17

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