A Virgo Environmental Survey Tracing Ionised Gas Emission (VESTIGE) - XVII. Statistical properties of individual H II regions in unperturbed systems

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Table 3.

Parameters of the Schechter functionss.

Sample	N.objects	α	log L^*(Hα)	Φ^*
			erg s⁻¹
Composite	13 278	−1.61 ± 0.01	39.68 ± 0.04	226 ± 21
Mean ^(a)	27	−1.66 ± 0.43	39.57 ± 0.44	–
R ≥ R_eff	9084	−1.66 ± 0.01	39.61 ± 0.05	136 ± 17
R < R_eff	4194	−1.50 ± 0.02	39.70 ± 0.06	113 ± 14
cluster A + LVC	9348	−1.55 ± 0.02	39.59 ± 0.03	245 ± 24
cluster B	2344	−1.78 ± 0.03	39.56 ± 0.13	23.4 ± 6.2
W′ cloud	323	−1.74 ± 0.05	40.35 ± 0.38	0.91 ± 2.00
W + M clouds	1263	−1.78 ± 0.05	40.42 ± 0.32	2.53 ± 4.00

Notes. All fits are done for H II regions with L(Hα)≥10³⁷ erg s⁻¹.

^(a)

Mean values derived for 27 galaxies having more than 20 individual H II regions. Uncertainties given here are the dispersion in the parameter distribution.

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