A new sunspot appeared on the last day in March and the first days of April, with daily sunspot numbers of 12, 13 and 12. Total sunspot area increased on each day from 10 to 20 to 30 millionths of a solar hemisphere.
Fortunately, this was a Cycle 25 spot, according to the magnetic signature.
Prior to this no sunspots were seen since earlier in March, when daily sunspot numbers were 13 and 12 on M...
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Fortunately, this was a Cycle 25 spot, according to the magnetic signature.
Prior to this no sunspots were seen since earlier in March, when daily sunspot numbers were 13 and 12 on M...
Continue reading...