Viewing archive of Tuesday, 14 December 1999

Sunspot numberNew regionsBackground fluxMaximum fluxC
139 -82 -2B6.8C1.193

Solar flares

RegionStartMaximumEnd
-C1.1 06:5507:0007:05
-B9.6 09:5710:0110:05
-C1.0 11:2711:3211:37
8798C1.1 16:5716:5917:02

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/07/10Kp5 (G1)
Number of spotless days in 2019:131
Current stretch spotless days:13

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