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Welcome GOES-16!

Sharp eyes might have noticed a very abrupt drop on the solar X-rays graph today. What happened to the Sun? It went into cardiac arrest? Nope. Today, December 9, the NOAA SWPC has switched to GOES-16 as the primary satellite for geostationary space weather observations. What does that mean? Keep on reading!

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2020/02/19Kp5 (G1)
Number of spotless days in 2020:36
Current stretch spotless days:21

This day in history*

Solar flares
12000M1.2
22000M1.1
32000M1.1
42014C7.7
52000C6.5
ApG
1199463G4
2200615
3201412
4201211
5200311
*since 1994

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