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David Hoskin
Halifax, Nova Scotia, Canada
03/05/2022
11:10 am

Equipment Details:

Lunt 40mm solar telescope, ZWO ASI290MM with 2.5x Barlow, SkyWatcher EQ6-R mount.

Post-processing Details:

Best 330 frames of video plus flat calibration frame were stacked using AutoStakkert; sharpened and levels adjusted using IMPPG, other post-processing was with Photoshop CS2 plus Astronomy Tools plugin, PhotoScape X and MS Photo.

Image Details:

Sunspot AR2960 had just rotated into view when I imaged it in hydrogen alpha mid morning on Saturday 5 March. A large prominence and several filaments, which are prominences seen top-down, are also visible. The light area near the sunspot is called plage.