On the massive star content of the nearby dwarf irregular Wolf-Rayet galaxy IC 4662

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Table 2:

Observed H $\alpha$ fluxes of IC4662 A1 and A2 from optical HST/F658N imaging (6 arcsec radii), compared to radio and mid-IR results.
Quantity	Units	A1	A2
F(H $\alpha$ +[N II])	(erg s^-1 cm^-2)	$1.94\times 10^{-12}$	$1.61 \times 10^{-12}$
F[N II]/F(H $\alpha$ )		0.03	0.03
F(H $\alpha$ )	(erg s^-1 cm^-2)	$1.89\times 10^{-12}$	$1.56 \times 10^{-12}$
E(B-V)	(mag)	0.162	0.165
I(H $\alpha$ )	(erg s^-1 cm^-2)	$2.75\times10^{-12}$	$2.30\times10^{-12}$
L(H $\alpha$ )	(erg s^-1)	$1.96\times10^{39}$	$1.63\times10^{39}$
Q₀(H $\alpha$ )	(10⁴⁹ s^-1)	145	121

Q₀(3 cm) $^{\ast}$	(10⁴⁹ s^-1)	227	242
Q₀(Hu $\alpha$ ) $\ddag$	(10⁴⁹ s^-1)	345	256

$^{\ast}$ Johnson et al. (2003) adjusted to 2.44 Mpc.
$^\ddag$ Gilbert & Vacca (2009) adjusted to 2.44 Mpc.

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