WASP-4b

WASP-4b
Size comparison of WASP-4b with Jupiter.
Discovery[1]
Discovered byWide Angle Search for Planets
Discovery siteSouth African Astronomical Observatory
Discovery dateOctober 31, 2007
Transit photometry
Orbital characteristics[2]
0.02239±0.00084 AU
Eccentricity<0.0033[3]
1.338231587(22) d
Inclination88.02°±0.69°
Semi-amplitude232.7+2.5
−2.2 m/s[3]
StarWASP-4
Physical characteristics[2]
1.312±0.045 RJ
Mass1.164±0.082 MJ
Mean density
0.639±0.079 g/cm3
Temperature1957±68 K (1,684 °C; 3,063 °F)[4]

WASP-4b is an exoplanet, specifically a hot Jupiter, approximately 891 light-years away[5] in the constellation of Phoenix.[6]

  1. ^ Cite error: The named reference Wilson2008 was invoked but never defined (see the help page).
  2. ^ a b Cite error: The named reference Turner2021 was invoked but never defined (see the help page).
  3. ^ a b Cite error: The named reference Bonomo2017 was invoked but never defined (see the help page).
  4. ^ Cite error: The named reference Wong2020 was invoked but never defined (see the help page).
  5. ^ Cite error: The named reference GaiaDR3 was invoked but never defined (see the help page).
  6. ^ Cite error: The named reference Roman1987 was invoked but never defined (see the help page).