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Community photo entitled  by David Hoskin on 01/29/2022 at Halifax, Nova Scotia, Canada

On 01/29/2022 02:30 am by David Hoskin| Halifax, Nova Scotia, Canada

Markarian's Chain consists of more than 8 different galaxies from the Virgo Galaxy Cluster that are arranged in a curved line. The Chain contains M84 and M86, which are large, bright lenticular galaxies belonging to the Messier catalogue, as well as NGC 4435 and NGC 4438, which are interacting galaxies sometimes called Markarian's Eyes. Benjamin Markarian was an Armenian astrophysicist who discovered that at least 7 members of the chain move coherently.

WO RedCat51 astrograph, ZWO ASI183MC camera with L-Pro filter, SkyWatcher EQ6R Pro mount. 22 4-minute lights (guided) plus calibration frames were stacked using ImagesPlus; other post-processing with Photoshop CS2 plus Astronomy Tools plugin, StarNet++ and MS Photo.

30 4-minute lights (guided) plus calibration frames were stacked using ImagesPlus; other post-processing with Photoshop CS2 plus Astronomy Tools plugin, PhotoScape X, StarNet++ and MS Photo.