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Table 5.

Projection factors and radii obtained for the analysed Type II Cepheids.

Name SBCR p R
(R)
VY Pyx K04a 1.72 ± 0.28 8.50 ± 0.04
K04b 1.74±0.29 8.38±0.05
S21 1.77 ± 0.29 8.40 ± 0.05
G21 1.74 ± 0.29 8.41 ± 0.05

BL Her K04a 1.34 ± 0.09 8.45 ± 0.02
K04b 1.34±0.10 8.27±0.03
S21 1.36 ± 0.11 8.27 ± 0.03
G21 1.33 ± 0.10 8.31 ± 0.03

KZ Cen K04a 1.28 ± 0.08 9.42 ± 0.03
K04b 1.35±0.08 9.25±0.03
S21 1.42 ± 0.09 9.26 ± 0.03
G21 1.35 ± 0.08 9.29 ± 0.03

SW Tau K04a 1.30 ± 0.04 9.38 ± 0.01
K04b 1.32±0.04 9.18±0.01
S21 1.34 ± 0.05 9.17 ± 0.02
G21 1.31 ± 0.04 9.23 ± 0.01

V971 Aql K04a 1.35 ± 0.03 9.73 ± 0.01
K04b 1.36±0.03 9.58±0.01
S21 1.39 ± 0.03 9.61 ± 0.01
G21 1.36 ± 0.03 9.62 ± 0.01

V439 Oph K04a 1.23 ± 0.03 10.98 ± 0.02
K04b 1.25±0.03 10.85±0.02
S21 1.28 ± 0.03 10.91 ± 0.02
G21 1.23 ± 0.03 10.87 ± 0.02

RT TrA K04a 1.31 ± 0.04 10.30 ± 0.02
K04b 1.35±0.05 10.13±0.03
S21 1.39 ± 0.06 10.16 ± 0.03
G21 1.35 ± 0.05 10.17 ± 0.03

FM Del K04a 1.19 ± 0.06 15.28 ± 0.05
K04b 1.21±0.07 15.11±0.05
S21 1.24 ± 0.08 15.20 ± 0.06
G21 1.19 ± 0.06 15.12 ± 0.05

Notes. The presented uncertainties are the statistical errors of the BW fit calculated in the Monte-Carlo simulations.

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