Planet HIP 41378 f

Name HIP 41378 f
Planet Status Confirmed
Discovered in 2016
Mass
Mass*sin(i)
Semi-Major Axis
Orbital Period 542.0 ( -126.0 +121.0 ) day
Eccentricity
ω
Tperi
Radius 0.91 ( -0.12 +0.12 ) RJ
Inclination
Update 2020-02-27
Detection Method Primary Transit
Mass Detection Method
Radius Detection Method Primary Transit
Primary transit 2457186.91451 (± 0.00032) JD
Secondary transit
λ
Impact Parameter b 0.227 (± 0.089)
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

HIP 41378
Name HIP 41378
Distance 116.0 (± 18.0) pc
Spectral type
Apparent magnitude V 8.9
Mass 1.15 (± 0.064) MSun
Age
Effective temperature 6199.0 (± 50.0) K
Radius 1.4 (± 0.19) RSun
Metallicity [Fe/H] -0.11 (± 0.08)
Detected Disc
Magnetic Field
RA2000 08:26:28.0
Dec2000 +10:04:49
Alternate Names
Planetary system
6 planets

More data

Observability Predictor

Remarks

27 Feb 2020:
Akinsamni et al. (2020) suggest there is a ring around the planet, with an inclination of 25 +3/-4 deg. and a position angle 95 +16/-17 deg., leading to a planetary radius of 3.7 +0.3/-0.2 REarth.

Related publications

Can planetary rings explain the extremely low density of HIP 41378f?
2020 AKINSANMI B., SANTOS N., FARIA J., OSHAGH M., BARROS S. et al.
Astron. & Astrophys., 635, L8
paper  arxiv  

A Discrete Set of Possible Transit Ephemerides for Two Long Period Gas Giants Orbiting HIP 41378
2019 BECKER J., VANDERBURG A., RODRIGUEZ J., OMOHUNDRO M., ADAMS F. et al.
Astron. J., 157, 19
paper  arxiv  

An extremely low-density and temperate giant exoplanet
2019 SANTERNE A., KOSIAREK M., DAI F., DRESSING C., DUMUSQUE X. et al.
Nature Astronomy, submitted
arxiv  

Revisiting the HIP41378 system with K2 and Spitzer
2018 BERARDO D., CROSSFIELD I., WERNER M., PETIGURA E.
Astron. J., submitted
arxiv  

Five Planets Transiting a Ninth Magnitude Star
2016 VANDERBURG A., BECKER J., KRISTIANSEN M., BIERYLA A., DUEV D. et al.
ApJ Letters, 827, L10
arxiv   paper   ADS