**Table 1:** General parameters of M 83.
Morphological type^a	SAB(s)c
IR center:^b
RA (J2000)	$13^{\rm h}37^{\rm m}00\hbox{$.\!\!^{\rm s}$ }8$
Dec (J2000)	$-29\hbox{$^\circ$ }51\hbox{$^\prime$ }56\hbox{$^{\prime\prime}$ }$
LSR systemic velocity (opt)^c	506 km s^-1
Distance^d	4.5 Mpc
Position angle^c	45 $^\circ$
Inclination^c	24 $^\circ$
Holmberg diameter (D₀)^f	14 $.\mkern-4mu^\prime$ 6
$M_{\rm HI}^e$	$7.7 \times 10^9~{M}_\odot$
$M_{{\rm H}_2}^g$	$3.9\times 10^9~M_\odot$

^a de Vaucouleurs et al. (1976); ^b Sofue & Wakamatsu (1994); ^c Comte (1981); ^d Thim et al. (2003);
^e Huchtmeier & Bohnenstengel (1981); ^f Talbot et al. (1979); ^g this paper.

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