Registry · exoplanet

WASP-5 b

Exoplanet 106 papers

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: 23h 57m 23.77s
Declination: −41° 16′ 38.0″
Galactic l, b: 337.59, -72.02
Magnitude V: 12.15
Distance: 309.14 pc

Also known as

1 identifiers

WASP-5b

Planet

NASA Exoplanet Archive, composite parameters

Host star	WASP-5 · G4V
Discovery	Transit, 2008 · SuperWASP
Orbital period	1.62843 d
Semi-major axis	0.0267 au
Eccentricity	0.038
Radius	12.184 R⊕ · 1.087 R♃
Mass	502.15 M⊕ · 1.58 M♃
Density	1.64 g/cm³
Equilibrium temperature	1,706 K
System distance	309.14 pc

Published measurements

6 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 8 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
505.3497	M_earth	± 16.84	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
506.9389	M_earth	± 16.84	Transit	NASA Exoplanet Archive	Southworth 2012	2012
498.336	M_earth	± 22.57	Transit	NASA Exoplanet Archive	Fukui et al. 2011	2011
497.404	M_earth	± 20.34	Transit	NASA Exoplanet Archive	Southworth 2010	2010
494.2256	M_earth	± 20.98	Transit	NASA Exoplanet Archive	Triaud et al. 2010	2010
502.15	M_earth	± 41.32	Transit	NASA Exoplanet Archive	Gillon et al. 2009	2009
520.2877	M_earth	± 26.06	Transit	NASA Exoplanet Archive	Southworth et al. 2009	2009
502.15	M_earth	± 41.32	Transit	NASA Exoplanet Archive	Anderson et al. 2008	2008

Radius 9 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
13.17057	R_earth	± 0.6277	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
13.17057	R_earth	± 0.6277	Transit	NASA Exoplanet Archive	Southworth 2012	2012
13.081	R_earth	± 0.482	Transit	NASA Exoplanet Archive	Fukui et al. 2011	2011
13.04728	R_earth	± 0.6389	Transit	NASA Exoplanet Archive	Southworth 2010	2010
12.77826	R_earth	± 1.121	Transit	NASA Exoplanet Archive	Triaud et al. 2010	2010
12.184	R_earth	± 0.762	Transit	NASA Exoplanet Archive	Gillon et al. 2009	2009
13.12574	R_earth	± 0.6389	Transit	NASA Exoplanet Archive	Southworth et al. 2009	2009
12.218	R_earth	± 1.054	Transit	NASA Exoplanet Archive	Anderson et al. 2008	2008
12.96216	R_earth	± 0.652	Transit	NASA Exoplanet Archive	ExoFOP	2008

Orbital period 15 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
1.62843	d	± 4.26e-08	Transit	NASA Exoplanet Archive	Sodickson & Grunblatt 2025	2025
1.62843	d	± 6.60e-08	Transit	NASA Exoplanet Archive	Kokori et al. 2023	2023
1.62843	d	± 5.00e-07	Transit	NASA Exoplanet Archive	Patel & Espinoza 2022	2022
1.62843	d	± 1.10e-07	Transit	NASA Exoplanet Archive	Kokori et al. 2022	2022
1.62843	d	± 7.90e-08	Transit	NASA Exoplanet Archive	Ivshina & Winn 2022	2022
1.62843	d	± 5.20e-07	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
1.62843	d	± 5.20e-07	Transit	NASA Exoplanet Archive	Baluev et al. 2015	2015
1.628425	d	± 1.30e-06	Transit	NASA Exoplanet Archive	Southworth 2012	2012
1.628431	d	± 6.40e-07	Transit	NASA Exoplanet Archive	Fukui et al. 2011	2011
1.628425	d	± 1.30e-06	Transit	NASA Exoplanet Archive	Southworth 2010	2010
1.628423	d	± 4.30e-06	Transit	NASA Exoplanet Archive	Triaud et al. 2010	2010
1.628428	d	± 2.20e-06	Transit	NASA Exoplanet Archive	Gillon et al. 2009	2009

Show the remaining 3

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
1.628425	d	± 1.30e-06	Transit	NASA Exoplanet Archive	Southworth et al. 2009	2009
1.62843	d	± 4.80e-06	Transit	NASA Exoplanet Archive	Anderson et al. 2008	2008
1.628429	d	± 5.25e-07	Transit	NASA Exoplanet Archive	ExoFOP	2008

Semi-major axis 8 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
0.02739	au	± 0.00039	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
0.0274	au	± 0.00044	Transit	NASA Exoplanet Archive	Southworth 2012	2012
0.02702	au	± 0.00059	Transit	NASA Exoplanet Archive	Fukui et al. 2011	2011
0.02714	au	± 0.00054	Transit	NASA Exoplanet Archive	Southworth 2010	2010
0.02709	au	± 0.00056	Transit	NASA Exoplanet Archive	Triaud et al. 2010	2010
0.0267	au	± 0.0012	Transit	NASA Exoplanet Archive	Gillon et al. 2009	2009
0.02729	au	± 0.00056	Transit	NASA Exoplanet Archive	Southworth et al. 2009	2009
0.02683	au	± 0.00088	Transit	NASA Exoplanet Archive	Anderson et al. 2008	2008

Eccentricity 5 values

Value	Uncertainty	Band / method	Source	Reference	Year
0.012		Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
0		Transit	NASA Exoplanet Archive	Fukui et al. 2011	2011
0.0351		Transit	NASA Exoplanet Archive	Triaud et al. 2010	2010
0.038	± 0.026	Transit	NASA Exoplanet Archive	Gillon et al. 2009	2009
0		Transit	NASA Exoplanet Archive	Anderson et al. 2008	2008

Equilibrium temperature 6 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
1,753	K	± 35	Transit	NASA Exoplanet Archive	Southworth 2012	2012
1,732	K	± 41	Transit	NASA Exoplanet Archive	Southworth 2010	2010
1,706	K	± 52	Transit	NASA Exoplanet Archive	Gillon et al. 2009	2009
1,732	K	± 80	Transit	NASA Exoplanet Archive	Southworth et al. 2009	2009
1,753	K	± 66	Transit	NASA Exoplanet Archive	Anderson et al. 2008	2008
1,602.75	K		Transit	NASA Exoplanet Archive	ExoFOP	2008

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
WASP-5	Star	0.2742″	12.15
HD 224387	Star	249.6″	8.36
LEDA 577155	EmissionG	289.7″	—
TYC 8018-100-1	Star	306″	11.95
LEDA 124361	Galaxy	339.8″	—

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-5-b · Registry entry updated 2026-08-14.