Table 1
Some relevant parameters of our Cepheids.
| Stars | P a | MJD0b | ⟨ V ⟩ c | ⟨ K ⟩ d | θ e | π f | Type |
| (days) | (mas) | (mas) | |||||
|
|
|||||||
| FF Aql | 4.4709 | 41 575.928 | 5.37 | 3.49 | 0.88 ± 0.05 | 2.81 ± 0.18 | I |
| AX Cir | 5.2733 | 51 646.100 | 5.88 | 3.76 | 0.70 ± 0.06 | 3.22 ± 1.22 | I |
| X Sgr | 7.0128 | 51 653.060 | 4.55 | 2.56 | 1.47 ± 0.04 | 3.00 ± 0.18 | I |
| η Aql | 7.1767 | 36 084.156 | 3.90 | 1.98 | 1.84 ± 0.03 | 2.78 ± 0.91 | I |
| W Sgr | 7.5950 | 51 652.610 | 4.67 | 2.80 | 1.31 ± 0.03 | 2.28 ± 0.20 | I |
| Y Oph | 17.1242 | 51 652.820 | 6.17 | 2.69 | 1.44 ± 0.04 | 2.04 ± 0.08 | I |
| U Car | 38.8124 | 51 639.740 | 6.29 | 3.52 | 0.94 ± 0.06 | 2.01 ± 0.40 | I |
| SV Vul | 45.0121 | 43 086.390 | 7.22 | 3.93 | 0.80 ± 0.05 | 0.79 ± 0.74 | I |
|
|
|||||||
| R Sct | 146.50 | 44 871.500 | 6.70 | 2.27 | – | 2.32 ± 0.82 | II |
| AC Her | 75.010 | 35 097.300 | 7.90 | 5.01 | – | 0.70 ± 1.09 | II |
| κ Pav | 9.0814 | 46 683.569 | 4.35 | 2.79 | 1.17 ± 0.05 | 6.00 ± 0.67 | II |
Notes. P is the pulsation period and MJD0 denotes the reference epoch (MJD0 = JD0 – 2 400 000.5). ⟨ V ⟩ and ⟨ K ⟩ are the mean apparent V and K magnitudes, θ the angular diameter and π the trigonometric parallax. Type denotes the classical (type I) or type II Cepheids.
From Feast et al. (2008) for κ Pav; from Samus et al. (2009) for the others.
From Samus et al. (2009) for SV Vul, FF Aql, η Aql, R Sct and AC Her; from Feast et al. (2008) for κ Pav; from Berdnikov & Caldwell (2001) for the others.
From Fernie et al. (1995) for the classical Cepheids; from Samus et al. (2009) for the type II.
From Welch et al. (1984) for FF Aql and X Sgr; from DENIS for AX Cir and W Sgr; from Barnes et al. (1997) for η Aql; from Laney & Stoble (1992) for Y Oph, U Car and SV Vul; from Taranova et al. (2010) for R Sct and AC Her; from Feast et al. (2008) for κ Pav.
Limb-darkened angular diameters from Kervella et al. (2004b) for X Sgr, η Aql, W Sgr and Y Oph; from Groenewegen (2007) for FF Aql; predicted diameter from Moskalik & Gorynya (2005) for AX Cir; from Feast et al. (2008) for κ Pav; from Groenewegen (2008) for the others.
From Benedict et al. (2007) for FF Aql, X Sgr and W Sgr; from Hoffleit & Jaschek (1991) for U Car; from Mérand et al. (2007) for Y Oph; from Perryman et al. (1997) for the others.
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