Table 5: Velocity gradient derived through a linear fit to the centroid of the brightness for each velocity channel as indicated in Fig. 18.
Molecule Velocity gradient

[km s^-1 arcsec^-1]

CS $1.09\pm 0.29$

HCN $1.00\pm 0.49$

HCO⁺ $1.25\pm 0.53$

**Table 5:** Velocity gradient derived through a linear fit to the centroid of the brightness for each velocity channel as indicated in Fig. 18.
Molecule	Velocity gradient
	[km s^-1 arcsec^-1]
CS	$1.09\pm 0.29$
HCN	$1.00\pm 0.49$
HCO⁺	$1.25\pm 0.53$

Source LaTeX | All tables | In the text