By mb owen | 2024-12-13
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Sunspots trio
On 12/14/2024 09:57 am by Patricio Leon | Santiago, Chile
in the last 24 hours AR3924, below center, developed a bigger than Earth dark nucleus from raw materials, all steady elsewhere; really miss 8" scopes solar images from SDO interrupted almost three weeks ago
Newt 4.5" + solar film, 1/640s ISO100
crop, B/C