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Table 3
WASP-38 system parameters.
| Parameter | Value | ||
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| Transit epoch T0 [HJD] | 2 455 335.9205 ± 0.00074 | ||
| Orbital period P [days] |
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| Planet/star area ratio (Rp/R∗)2 | 0.00712 ± 0.00018 | ||
| Transit duration TT [days] |
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| Impact parameter b [R∗] |
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| Orbital inclination I [degrees] |
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| Stellar reflex velocity K [m s-1] | 253.9 ± 2.4 | ||
| Orbital semimajor axis a [AU] |
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| Orbital eccentricity e |
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| Longitude of periastron ω[degrees] |
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| Stellar mass M∗ [M⊙] | 1.203 ± 0.036 | ||
| Stellar radius R∗ [R⊙] |
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| Stellar surface gravity log g∗ [cgs] |
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| Stellar density ρ∗ [ρ⊙] | 0.509 ± 0.023 | ||
| Planet mass Mp [MJup] | 2.691 ± 0.058 | ||
| Planet radius Rp [RJup] |
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| Planet density ρp [ρJ] | 2.06 ± 0.14 | ||
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