Registry · exoplanet

TrES-3 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: 17h 52m 06.99s
Declination: +37° 32′ 46.8″
Galactic l, b: 63.34, 27.29
Magnitude V: 12.36
Distance: 231.34 pc

Planet

NASA Exoplanet Archive, composite parameters

Host star	TrES-3
Discovery	Transit, 2007 · TrES
Orbital period	1.30619 d
Semi-major axis	0.02282 au
Eccentricity	0
Radius	14.975 R⊕ · 1.336 R♃
Mass	607.03 M⊕ · 1.91 M♃
Density	0.994 g/cm³
Equilibrium temperature	1,638 K
System distance	231.34 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
572.4118	M_earth	± 24.79	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
513.2954	M_earth	± 25.11	Transit	NASA Exoplanet Archive	Knutson et al. 2014	2014
603.5592	M_earth	± 20.02	Transit	NASA Exoplanet Archive	Southworth 2011	2011
607.03	M_earth	± 23.84	Transit	NASA Exoplanet Archive	Christiansen et al. 2011	2011
607.0553	M_earth	± 20.02	Transit	NASA Exoplanet Archive	Southworth 2010	2010
607.03	M_earth	± 23.84	Transit	NASA Exoplanet Archive	Sozzetti et al. 2009	2009
615.9545	M_earth	± 19.71	Transit	NASA Exoplanet Archive	Torres et al. 2008	2008
610.2336	M_earth	± 73.1	Transit	NASA Exoplanet Archive	O'Donovan et al. 2007	2007

Radius 8 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
14.97522	R_earth	± 0.3475	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
14.68379	R_earth	± 0.2242	Transit	NASA Exoplanet Archive	Southworth 2011	2011
14.796	R_earth	± 0.639	Transit	NASA Exoplanet Archive	Christiansen et al. 2011	2011
14.62775	R_earth	± 0.3139	Transit	NASA Exoplanet Archive	Southworth 2010	2010
14.975	R_earth	± 0.347	Transit	NASA Exoplanet Archive	Sozzetti et al. 2009	2009
14.70621	R_earth	± 0.3699	Transit	NASA Exoplanet Archive	Torres et al. 2008	2008
14.51566	R_earth	± 0.9079	Transit	NASA Exoplanet Archive	O'Donovan et al. 2007	2007
16.75888	R_earth	± 1.231	Transit	NASA Exoplanet Archive	ExoFOP	2007

Orbital period 16 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
1.306186	d	± 1.17e-08	Transit	NASA Exoplanet Archive	Sodickson & Grunblatt 2025	2025
1.306186	d	± 3.50e-08	Transit	NASA Exoplanet Archive	Kokori et al. 2023	2023
1.306186	d	± 3.00e-07	Transit	NASA Exoplanet Archive	Patel & Espinoza 2022	2022
1.306186	d	± 3.00e-08	Transit	NASA Exoplanet Archive	Kokori et al. 2022	2022
1.306186	d	± 2.10e-07	Transit	NASA Exoplanet Archive	Ivshina & Winn 2022	2022
1.306186	d	± 2.00e-08	Transit	NASA Exoplanet Archive	Mannaday et al. 2022	2022
1.306186	d	± 7.00e-08	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
1.306186	d	± 1.50e-07	Transit	NASA Exoplanet Archive	Jiang et al. 2013	2013
1.306186	d		Transit	NASA Exoplanet Archive	Vaňko et al. 2013	2013
1.306187	d	± 7.20e-07	Transit	NASA Exoplanet Archive	Southworth 2011	2011
1.306186	d	± 3.80e-07	Transit	NASA Exoplanet Archive	Christiansen et al. 2011	2011
1.306186	d	± 5.00e-07	Transit	NASA Exoplanet Archive	Southworth 2010	2010

Show the remaining 4

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
1.306186	d		Transit	NASA Exoplanet Archive	Sozzetti et al. 2009	2009
1.30619	d		Transit	NASA Exoplanet Archive	Torres et al. 2008	2008
1.30619	d	± 1.00e-05	Transit	NASA Exoplanet Archive	O'Donovan et al. 2007	2007
1.306188	d	± 3.30e-07	Transit	NASA Exoplanet Archive	ExoFOP	2007

Semi-major axis 7 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
0.02284	au	± 0.00024	Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
0.02282	au	± 0.00023	Transit	NASA Exoplanet Archive	Vaňko et al. 2013	2013
0.02276	au	± 0.00016	Transit	NASA Exoplanet Archive	Southworth 2011	2011
0.02283	au	± 0.00017	Transit	NASA Exoplanet Archive	Southworth 2010	2010
0.02282	au	± 0.00023	Transit	NASA Exoplanet Archive	Sozzetti et al. 2009	2009
0.02272	au	± 0.00017	Transit	NASA Exoplanet Archive	Torres et al. 2008	2008
0.0226	au	± 0.0013	Transit	NASA Exoplanet Archive	O'Donovan et al. 2007	2007

Eccentricity 4 values

Value	Uncertainty	Band / method	Source	Reference	Year
0.043		Transit	NASA Exoplanet Archive	Bonomo et al. 2017	2017
0.17	± 0.032	Transit	NASA Exoplanet Archive	Knutson et al. 2014	2014
0		Transit	NASA Exoplanet Archive	Christiansen et al. 2011	2011
0		Transit	NASA Exoplanet Archive	Sozzetti et al. 2009	2009

Equilibrium temperature 4 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
1,638	K	± 22	Transit	NASA Exoplanet Archive	Southworth 2011	2011
1,630	K	± 23	Transit	NASA Exoplanet Archive	Southworth 2010	2010
1,623	K	± 26	Transit	NASA Exoplanet Archive	Torres et al. 2008	2008
1,443.29	K		Transit	NASA Exoplanet Archive	ExoFOP	2007

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
1SWASP J175207.01+373246.3	Variable*	0.6591″	12.4
TrES-3	Planet	0.6591″	—
ROTSE1 J175212.01+373905.0	EclBin	384.9″	13.73
CRTS J175244.9+372753	EclBin	537.8″	16.07

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/tres-3-b · Registry entry updated 2026-08-14.