CO in Hickson compact group galaxies with enhanced warm H2 emission: Evidence for galaxy evolution?

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Table 8

Mapped and extrapolated molecular gas mass.

Name	Area^a	M _H₂,mapped ^b	M _H₂,tot ^c
	[′′²]	[10⁹M_⊙]	[10⁹M_⊙]

HCG 25b	1292	1.2	1.7	1.4
HCG 40c	1547	6.4	6.8	1.1
HCG 57a	2547	6.9	5.6	0.8
HCG 91a	3055	16.6	19.5	1.2

Notes.

^(a)

Area covered by the beams over which the CO(1–0) intensity was averaged.

^(b)

Molecular gas mass determined from the mapping.

^(c)

Molecular gas mass determined from the extrapolation of the central value.

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