Planet NGTS-2 b

Name NGTS-2 b
Planet Status Confirmed
Discovered in 2018
Mass 0.67 (± 0.089) MJ
Mass*sin(i)
Semi-Major Axis 0.0584 (± 0.0011) AU
Orbital Period 4.5111204 (± 1.8e-06) day
Eccentricity 0.0 ( -0.0 +0.14 )
ω
Tperi
Radius 1.536 (± 0.062) RJ
Inclination 87.66 (± 0.73) deg
Update 2018-11-28
Detection Method Primary Transit
Mass Detection Method Radial Velocity
Radius Detection Method Primary Transit
Primary transit 2457501.99114 (± 0.0005) JD
Secondary transit
λ
Impact Parameter b 0.317 (± 0.089)
Time Vr=0
Velocity Semiamplitude K 69.1 (± 8.9) m/s
Calculated temperature 1638.0 (± 29.0) K
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names WASP-179 b, TYC 7282-1298-1 b

Star

NGTS-2
Name NGTS-2
Distance 360.3 ( -7.8 +8.3 ) pc
Spectral type F5V
Apparent magnitude V 10.96
Mass 1.64 ( -0.22 +0.19 ) MSun
Age 2.17 (± 0.37) Gyr
Effective temperature 6478.0 ( -89.0 +94.0 ) K
Radius 1.702 ( -0.044 +0.047 ) RSun
Metallicity [Fe/H] -0.06 (± 0.09)
Detected Disc
Magnetic Field
RA2000 14:20:30.0
Dec2000 -31:12:07
Alternate Names TYC 7282-1298-1, WASP-179
Planetary system 1 planet

More data


Related publications

NGTS-2b: An inflated hot-Jupiter transiting a bright F-dwarf
2018 RAYNARD L., GOAD M., GILLEN E., NIELSEN L., WATSON Ch. et al.
MNRAS, 481, 4960
paper  arxiv  

A low-density hot Jupiter in a near-aligned, 4.5-day orbit around a V = 10.8, F5V star
2018 ANDERSON D., BOUCHY F., BROWN D., BURDANOV A., COLLIER CAMERON A. et al.
Astron. J., submitted
arxiv