Arp 206 / NGC 3432

Designation(s)Arp 206, NGC 3432
Object Type(s)Galaxy
Relevant Catalog(s)All (Chron), Arp, NGC
Arp CategoryGalaxies with material ejected from nuclei
Obs. Lat/Long42° 17', 073° 57'
ConstellationLeo Minor
Date and Time Observed2024-04-21 23:15:00
InstrumentEdgeHD 8" f10-2,032mm FL
CameraASI294mc-Pro
Image DetailsUp is 359.2 degrees E of N (i.e. North is up). Total integration time was 32m 30s. Exposures 30s@305g, UV/IR Cut Filter. 93% moon. Darks subtracted, no flats. Dithered and recentered in SharpCap. No guiding.
DescriptionArp 206 consists of an edge-on spiral galaxy (NGC 3432) of magnitude 11.3 interacting with a magnitude 16.3 galaxy, UGC 5983 (the little smudge slightly higher than the lower edge of 3432's disk, i.e. SW from the center or NW from the edge). A more likely candidate for "material ejected from nuclei" is the material to the NE (upper left}. At least it's ub the same plane. And the NE end of the central disk looks disrupted. But what suggests it's an ejection and not a merger?
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