Planet GJ 3293 d

Name GJ 3293 d
Planet Status Confirmed
Discovered in 2014
Mass 0.024 (± 0.0031) MJ
Mass*sin(i) 0.024 (± 0.0031) MJ +
Semi-Major Axis 0.194 (± 0.00018) AU +
Orbital Period 48.1345 (± 0.006) JD +
Eccentricity 0.12 ( -0.09 +0.13 )
ω 322.0 (± 14.1) deg
Tperi 2455684.9 (± 3.7) JD
Radius
Inclination
Update 2017-03-17
Detection Method Radial Velocity
Mass Detection Method Radial Velocity
Radius Detection Method
Molecules
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K 2.42 (± 0.33) m/s
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

GJ 3293
Name GJ 3293
Distance 17.9 (± 3.0) pc
Spectral type M2.5
Apparent magnitude V 11.96
Mass 0.42 MSun
Age
Effective temperature 3466.0 (± 49.0) K
Radius 0.404 (± 0.027) RSun
Metallicity [Fe/H] 0.02 (± 0.09)
Detected Disc
Magnetic Field
RA2000 04:28:36.0
Dec2000 -25:10:09
Alternate Names
Planetary system
4 planets

Related publications

The HARPS search for southern extra-solar planets XLI. A dozen planets around the M dwarfs GJ 3138, GJ 3323, GJ 273, GJ 628, and GJ 3293
2017 ASTUDILLO-DEFRU N., FORVEILLE Th., BONFILS X., SEGRANSAN D., BOUCHY F. et al.
Astron. & Astrophys., 602, A88
paper  arxiv  

The HARPS search for southern extra-solar planets XXXV. Planetary systems and stellar activity of the M dwarfs GJ 3293, GJ 3341, and GJ 3543
2014 ASTUDILLO-DEFRU N., BONFILS X., DELFOSSE X., SEGRANSAN D., FORVEILLE Th. et al.
Astron. & Astrophys., 575, A119
paper arxiv  ADS