Major impact from a minor merger - The extraordinary hot molecular gas flow in the Eye of the NGC 4194 Medusa galaxy

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Table 1

Characterizing properties of the interferometric observations.

Line	ν_obs	Observatory	Configuration
	[GHz]			[m]	[m]	[arcsec]
CO3−2	342.935	SMA	Extended	44	226	4.1
CO2−1	228.631	SMA	Compact + Very Extended	38	509	7.1
HCO⁺ 1−0	88.451	NOEMA	7A-Special	32	760	21.8
HCN 1−0	87.899	NOEMA	7A-Special	32	760	22.0

Notes. ^(a) Shortest baseline in the data set. ^(b)Longest baseline in the data set. ^(c)Maximum recoverable scale. The interferometer in the given configuration is sensitive to structures smaller than this size scale.

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