Viewing archive of Friday, 12 October 2001

GFZ Potsdam official Kp-index

00-03h 03-06h 06-09h 09-12h 12-15h 15-18h 18-21h 21-00h Ap
66-4-3+44-3+3 34

NOAA estimated Kp-index

00-03h 03-06h 06-09h 09-12h 12-15h 15-18h 18-21h 21-00h
56344333

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2018/10/13Kp5 (G1)
Number of spotless days in 2018:171
Current stretch spotless days:7

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