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Table 1.
Variables available for the WINGS sample.
B − V | B − V colour |
log(Re) | Logarithm of effective radius [kpc] |
nV | Sersic index |
⟨μ⟩e | Mean effective surface brightness |
Hβ | Equivalent width of Hβ |
D4000 | Balmer discontinuity index |
log(M*) | Logarithm of stellar mass |
MV | Absolute V magnitude |
T | Morphological type |
ϵ | Ellipticity |
ΔCC | Projected distance to cluster centre |
sfr1 | Star formation rate in M⊙ yr−1: stellar mass |
produced within the age bin 0 − 2 × 107 yr | |
sfr2 | Idem of sfr1 for the bin 2 × 107 − 6 × 108 yr |
sfr3 | Idem of sfr1 for the bin 6 × 108 − 5.6 × 109 yr |
sfr4 | Idem of sfr1 for the bin 5.6 × 109 − 17.8 × 109 yr |
M1/M4 | Stellar production ratio: |
(sfr1×2×107)/(sfr4×(17.8×109−5.6×109)) | |
W(Hα) | Rest-frame W(Hα) |
[NII]/Hα | Intensity ratio [NII]λ 6584/Hα |
Notes. Only the seven first parameters (top panel) have been used for the clustering and maximum parsimony analysis.
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