Viewing archive of Thursday, 6 December 2001

Sunspot numberNew regionsBackground fluxMaximum fluxCM
226 -341 -1C1.0M1.0231

Solar flares

RegionStartMaximumEnd
-C4.2 04:3004:3704:43
9727M1 08:1308:2608:39
9720C7.6 18:4819:0719:34
9727C3.5 20:5220:5821:01

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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

This day in history*

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12013X1.0
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32000C9.1
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52003C8.8
ApG
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*since 1994

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