Planet Sand 178 e

Detailed information about planet Sand 178 e and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
Sand 178 e
Planet Status
Candidate
Discovered in
2021
Update
2022-02-09
Mass
7.23 ( +4.3 -0.77 ) MJ
Mass*sin(i)
7.23 ( +4.3 -0.77 ) MJ
Semi-Major Axis
—
Orbital Period
186.37 ( ± 2.66 ) day
Eccentricity
0.36 ( ± 0.17 )
ω
—
Tperi
—
Radius
—
Inclination
—
Detection Method
Radial Velocity
Mass Meas. Method
Radial Velocity
Radius Meas. Method
—
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
—
Velocity Semiamplitude K
433.0 ( +54.0 -89.0 ) m/s
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
—
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

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Star

Name
Sand 178
Distance
58.8285 ( ± 0.15625 ) pc
Spectral type
M2.4V
Apparent magnitude V
14.0
Mass
0.482 ( ± 0.02 ) MSun
Age
—
Effective temperature
3520.0 ( ± 157.0 ) K
Radius
0.4842 ( ± 0.0144 ) RSun
Metallicity [Fe/H]
0.116 ( ± 0.0097 )
Detected Disc
—
Magnetic Field
—
RA2000
12:58:22.2
Dec2000
+26:30:16.1
Alternate Names
2MASS J12582222+2630162

Sand 178 forms a widely separated (a = 908 AUs, 15.52 arcseconds at 58.6 pc) binary system with another M dwarf exoplanet host, 2MASS J1258+2630. Sand 178 is the secondary component of the system.

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