Free Access

Table 5.

WASP-4 planetary system.

[Fe/H] [dex] −0.03 ± 0.09
Teff [K] 5500 ± 100
v sin i [km s−1] 2 ± 1
K [m s−1]

M [M]
R [R] 0.902 ± 0.016
ρ [ρ]
log g [cgs]
L [L]
t [Gyr]

WASP-4 b

T0 [BJD] (a) 4697.798269 ± 0.000038
P [days] 1.33823373 ± 0.00000031
a [AU]
S [S]
Teq(b) [K]
b [R]
W [min]
ip [°]
e 0 (fixed)
ω(c) [°] 0 (fixed)
Mp [MJ]
Rp [RJ] 1.381 ± 0.025
ρp [g cm−3] 0.627 ± 0.016

Notes. Top: input stellar parameters as from Gillon et al. (2009b); middle: derived stellar parameters; bottom: planetary parameters.


TDB time standard, shifted by −2 450 000.


Assuming zero albedo.


Placed at the ascending node since the orbit is circular.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.