Planet HN Peg b

Detailed information about planet HN Peg b and its parameters.

Planet

Name
HN Peg b
Planet Status
Confirmed
Discovered in
2007
Publication
Status
—
Update
2024-08-21
Mass
Mass*sin(i)
—
Semi-Major Axis
Orbital Period
—
Eccentricity
—
Angular distance
43.206522 arcsec
ω
—
Tperi
—
Radius
Inclination
—
Detection Method
Imaging, Astrometry
Mass Meas. Method
Astrometry
Radius Meas. Method
—
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
—
Velocity Semiamplitude K
—
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
HD 206860 b, GJ 9751 b, LUH 4 b, 2MASS J21442847+1446077
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

Spectral type T2.5.

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Star

Name
HN Peg
Distance
Spectral type
G0V
Apparent magnitude V
6.0
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
Age
Effective temperature
5927.14 ( ± 145.777 ) K
Radius
1.01 ( ± 0.0542 ) RSun
Metallicity [Fe/H]
-0.036 ( ± 0.0132 )
Detected Disc
—
Magnetic Field
—
RA2000
21:44:31.0
Dec2000
+14:46:19.0
Alternate Names
HD 206860, GJ 9751, LUH 4

No remarks

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