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Table 8

αB,1.0 parameter and UV excess for the galaxy sample.

Name N pn N pn,corr R min R max m − m80 α B,1.0 (FUV − V) B t
[arcs] [arcs] [mag] 109   L [mag] [mag]

NGC 3115 182 186 45.9 389.8 −3.0 1.0 ± 0.2 7.6 ± 0.1 −20.03 ± 0.13
NGC 7457 94 156 10.6 115.4 −1.9 8.4 ± 3.0 8.1 ± 0.1 −18.69 ± 0.32
NGC 2768 201 289 25.1 328.0 −1.6 2.1 ± 0.6 7.6 ± 0.1 −20.89 ± 0.34
NGC 1023 133 236 21.7 332.4 −2.5 2.5 ± 0.6 7.6 ± 0.1 −19.10 ± 0.28
NGC 3489 50 75 20.3 146.0 −3.3 1.9 ± 0.8 6.6 ± 0.1 −20.05 ± 0.22
NGC 3384 75 77 43.6 228.1 −2.6 2.3 ± 0.9 7.5 ± 0.1 −19.41 ± 0.19

Notes. Column 1: galaxy name; Col. 2: number of PNe with m < m80; Col. 3: number of PNe with m < m80 once corrected for completeness; Col. 4: galactocentric radius of the innermost detected PN; Col. 5: galactocentric radius of the outermost detected PN; Col. 6: difference between the PNLF bright cut-off (m) and m80 (see Sect. 4.2); Col. 7: α parameter in the B-band, integrating the PNLF from m to m + 1 mag (see Sect. 4.2); Col. 8: UV excess, from the Galaxy Evolution Explorer (GALEX); Col. 9: B-band absolute magnitude, from the apparent magnitudes in the RC3 catalogue and the distance moduli of Tonry et al. (2001), shifted by −0.16 mag, see text for details.

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