Planet TOI-270 d

Name TOI-270 d
Planet Status Confirmed
Discovered in 2019
Mass 0.017 ( -0.0066 +0.013 ) MJ
Mass*sin(i)
Semi-Major Axis 0.0733 (± 0.0042) AU
Orbital Period 11.38014 (± 0.00011) day
Eccentricity 0.0
ω
Tperi
Radius 0.19 (± 0.0107) RJ
Inclination 89.69 ( -0.12 +0.16 ) deg
Update 2019-03-15
Detection Method Primary Transit
Mass Detection Method Theoretical
Radius Detection Method Primary Transit
Primary transit 2458469.33834 ( -0.00046 +0.00052 ) JD
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature 340.0 (± 14.0) K
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

TOI-270
Name TOI-270
Distance 22.453 (± 0.021) pc
Spectral type M3.0V
Apparent magnitude V 12.6
Mass 0.4 (± 0.02) MSun
Age
Effective temperature 3386.0 ( -131.0 +137.0 ) K
Radius 0.38 (± 0.02) RSun
Metallicity [Fe/H] -0.17 (± 0.1)
Detected Disc
Magnetic Field
RA2000 04:33:40.0
Dec2000 -51:57:22
Alternate Names
Planetary system
3 planets

More data


Related publications

A Super-Earth and two sub-Neptunes transiting the bright, nearby, and quiet M-dwarf TOI-270
2019 GÜTHER M., POZUELOS F., DITTMANN J., DRAGOMIR D., KANE S. et al.
Nature Astronomy, in press
paper  arxiv