Registry · exoplanet

WASP-63 b

Exoplanet

harvesting The full record is being pulled from the archives right now — measurement tables, the Gaia row, catalogue photometry. This page will fill itself in.

Right ascension: 06h 17m 20.73s
Declination: −38° 19′ 24.2″
Galactic l, b: 245.67, -22.72
Magnitude V: 11.15
Distance: 290.68 pc

Planet

NASA Exoplanet Archive, composite parameters

Host star	WASP-63
Discovery	Transit, 2012 · SuperWASP
Orbital period	4.37808 d
Semi-major axis	0.0574 au
Eccentricity	0
Radius	15.805 R⊕ · 1.41 R♃
Mass	117.6 M⊕ · 0.37 M♃
Density	0.173 g/cm³
Equilibrium temperature	1,469.9 K
System distance	290.68 pc

Recorded parameters

1 quantity with a single published value

Parameter	Value	Unit	Uncertainty	As published	Source	Reference
Equilibrium temperature	1,469.91	K		Transit	NASA Exoplanet Archive	ExoFOP

Published measurements

5 quantities measured more than once

One object can carry a dozen published estimates of the same quantity. The register keeps them side by side rather than picking a winner — the citation is part of the value.

Mass 3 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
117.5971	M_earth	± 28.6	Transit	NASA Exoplanet Archive	Stassun et al. 2017	2017
107.7444	M_earth	± 9.535	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
120.77	M_earth	± 9.535	Transit	NASA Exoplanet Archive	Hellier et al. 2012	2012

Radius 4 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
15.80469	R_earth	± 1.569	Transit	NASA Exoplanet Archive	Stassun et al. 2017	2017
14.90797	R_earth	± 2.69	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
15.17673	R_earth	± 0.827	Transit	NASA Exoplanet Archive	ExoFOP	2012
16.029	R_earth	± 1.121	Transit	NASA Exoplanet Archive	Hellier et al. 2012	2012

Orbital period 7 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
4.378082	d	± 7.00e-07	Transit	NASA Exoplanet Archive	Kokori et al. 2023	2023
4.378083	d	± 2.30e-06	Transit	NASA Exoplanet Archive	Patel & Espinoza 2022	2022
4.378082	d	± 7.60e-07	Transit	NASA Exoplanet Archive	Ivshina & Winn 2022	2022
4.37808	d	± 6.00e-06	Transit	NASA Exoplanet Archive	Stassun et al. 2017	2017
4.37809	d	± 6.00e-06	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
4.378081	d	± 2.24e-06	Transit	NASA Exoplanet Archive	ExoFOP	2012
4.37809	d	± 6.00e-06	Transit	NASA Exoplanet Archive	Hellier et al. 2012	2012

Semi-major axis 2 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
0.05417	au	± 0.00067	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
0.0574	au	± 0.0007	Transit	NASA Exoplanet Archive	Hellier et al. 2012	2012

Eccentricity 3 values

Value	Band / method	Source	Reference	Year
0	Transit	NASA Exoplanet Archive	Stassun et al. 2017	2017
0.086	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
0.22	Transit	NASA Exoplanet Archive	Hellier et al. 2012	2012

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
WASP-63	Star	0″	—
CD-38 2551	Star	0.5025″	11.15
CD-38 2551b	Planet	0.5025″	—
TYC 7612-583-1	Star	151.6″	11.93

Provenance

where this card came from

Archive	Read at (UTC)	Record
Seeded from the bulk archive load; no per-object fetch yet.

Machine-readable: /api/v1/object/wasp-63-b · Registry entry updated 2026-08-14.