Filament fragmentation in high-mass star formation

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Table 3

N₂H⁺(1−0) hyperfine structure line fits.

#	v_peak	Δv	M_vir
	(km s^-1)	(km s^-1)	(M_⊙)

1	45.4	0.7	4.8	0.22
2	45.2	0.8	6.3	−^c
	45.9	2.7	71.3	0.92
3	44.9	0.9	7.9	0.36
4	45.7	0.6	3.5	−^c
	46.1	1.9	35.3	1.60
5	45.9	2.3	51.7	1.78
	46.4	0.4	1.6	−^c
6	45.9	1.0	9.8	1.09
7	43.6	0.8	6.3	0.24
	45.2	1.3	16.5	0.63
8	44.8	1.5	22.0	0.96
	45.9	1.4	19.2	0.82
9	45.1	0.9	8.0	0.53
	46.3	0.7	6.3	0.42
10	45.9	0.8	6.3	0.25
	46.4	1.4	19.2	0.77
11	45.6	2.0	39.1	0.40
12	43.9	1.2	14.1	0.74

Notes.

^(a)

Peak velocities and FWHM values from fits to full hyperfine structure.

^(b)

M_peak are taken from the continuum data in Table 1.

^(c)

The line widths and virial masses of these secondary velocity components are negligible compared to the main components.

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