Reconstruction of Cepheid radial velocity curves from the shape of the V-band light curves

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Table 3

Accuracy of the template fitting.

N_RV	σ (km/s)	∆V_γ (m/s)
3	${0.71}_{- 0.23}^{+ 0.46}$ $Mathematical equation: $0.71_{ - 0.23}^{ + 0.46}$$	$+ 10_{- 410}^{+ 377}$ $Mathematical equation: $ + 10_{ - 410}^{ + 377}$$
4	${0.62}_{- 0.18}^{+ 0.35}$ $Mathematical equation: $0.62_{ - 0.18}^{ + 0.35}$$	$+ 25_{- 343}^{+ 309}$ $Mathematical equation: $ + 25_{ - 343}^{ + 309}$$
5	${0.59}_{- 0.16}^{+ 0.27}$ $Mathematical equation: $0.59_{ - 0.16}^{ + 0.27}$$	$+ 15_{- 239}^{+ 223}$ $Mathematical equation: $ + 15_{ - 239}^{ + 223}$$
6	${0.57}_{- 0.15}^{+ 0.24}$ $Mathematical equation: $0.57_{ - 0.15}^{ + 0.24}$$	$+ 4_{- 159}^{+ 174}$ $Mathematical equation: $ + 4_{ - 159}^{ + 174}$$
7	${0.55}_{- 0.14}^{+ 0.20}$ $Mathematical equation: $0.55_{ - 0.14}^{ + 0.20}$$	$- 8_{- 150}^{+ 156}$ $Mathematical equation: $ - 8_{ - 150}^{ + 156}$$

Notes. Reconstruction residuals (σ) as defined by Eq. (8) and systemic velocity shift (∆V_γ) as a function of the number of RV measurements, N_RV. Quoted values correspond to the median with the 16th and 84th percentiles (see also Fig. 11).

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