Registry · exoplanet

WASP-52 b

Exoplanet 163 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 13m 58.75s
Declination: +08° 45′ 39.9″
Galactic l, b: 86.185, -47.04
Magnitude V: 12.19
Distance: 174.82 pc

Also known as

1 identifiers

WASP-52b

Planet

NASA Exoplanet Archive, composite parameters

Host star	WASP-52 · K2V
Discovery	Transit, 2012 · SuperWASP
Orbital period	1.74978 d
Semi-major axis	0.0272 au
Eccentricity	0
Radius	14.24 R⊕ · 1.27 R♃
Mass	146.2 M⊕ · 0.46 M♃
Density	0.29 g/cm³
Equilibrium temperature	1,315 K
System distance	174.82 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 4 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
146.2018	M_earth	± 6.357	Transit	NASA Exoplanet Archive	Öztürk & Erdem 2019	2019
137.9375	M_earth	± 7.628	Transit	NASA Exoplanet Archive	Mancini et al. 2017	2017
145.884	M_earth	± 6.992	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
146.2	M_earth	± 6.36	Transit	NASA Exoplanet Archive	Hebrard et al. 2013	2013

Radius 5 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
13.70861	R_earth	± 0.695	Transit	NASA Exoplanet Archive	Öztürk & Erdem 2019	2019
14.04485	R_earth	± 0.3026	Transit	NASA Exoplanet Archive	Mancini et al. 2017	2017
14.23543	R_earth	± 0.3363	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
14.24	R_earth	± 0.34	Transit	NASA Exoplanet Archive	Hebrard et al. 2013	2013
15.55891	R_earth	± 0.9688	Transit	NASA Exoplanet Archive	ExoFOP	2012

Orbital period 10 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
1.749781	d	± 1.60e-07	Transit	NASA Exoplanet Archive	Kokori et al. 2023	2023
1.749781	d	± 3.90e-07	Transit	NASA Exoplanet Archive	Ivshina & Winn 2022	2022
1.749781	d	± 1.00e-07	Transit	NASA Exoplanet Archive	Kokori et al. 2022	2022
1.749783	d	± 6.00e-07	Transit	NASA Exoplanet Archive	Öztürk & Erdem 2019	2019
1.749781	d	± 5.20e-07	Transit	NASA Exoplanet Archive	Mancini et al. 2017	2017
1.749783	d	± 1.10e-06	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
1.74978	d		Transit	NASA Exoplanet Archive	Chen et al. 2017	2017
1.749783	d	± 1.10e-06	Transit	NASA Exoplanet Archive	Baluev et al. 2015	2015
1.74978	d	± 1.20e-06	Transit	NASA Exoplanet Archive	Hebrard et al. 2013	2013
1.749775	d	± 2.03e-05	Transit	NASA Exoplanet Archive	ExoFOP	2012

Semi-major axis 3 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
0.02643	au	± 0.00055	Transit	NASA Exoplanet Archive	Mancini et al. 2017	2017
0.02713	au	± 0.00031	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
0.0272	au	± 0.0003	Transit	NASA Exoplanet Archive	Hebrard et al. 2013	2013

Eccentricity 4 values

Value	Band / method	Source	Reference	Year
0	Transit	NASA Exoplanet Archive	Öztürk & Erdem 2019	2019
0.092	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
0	Transit	NASA Exoplanet Archive	Chen et al. 2017	2017
0	Transit	NASA Exoplanet Archive	Hebrard et al. 2013	2013

Equilibrium temperature 4 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
1,309	K	± 17	Transit	NASA Exoplanet Archive	Öztürk & Erdem 2019	2019
1,315	K	± 26	Transit	NASA Exoplanet Archive	Mancini et al. 2017	2017
1,315	K	± 35	Transit	NASA Exoplanet Archive	Hebrard et al. 2013	2013
1,265.31	K		Transit	NASA Exoplanet Archive	ExoFOP	2012

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
WASP-52	Star	0.6952″	12
SDSS J231353.72+084746.2	QSO	146.7″	—
SDSS J231332.52+084548.3	QSO	388.9″	—

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-52-b · Registry entry updated 2026-08-14.