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List of works by Jonathan Gagné

2MASS J11151597+1937266: A Young, Dusty, Isolated, Planetary-mass Object with a Potential Wide Stellar Companion

scientific article published in the Astrophysical Journal

2MASS J13243553+6358281 Is an Early T-type Planetary-mass Object in the AB Doradus Moving Group ⬇️

89 New Ultracool Dwarf Co-Moving Companions Identified With The Backyard Worlds: Planet 9 Citizen Science Project

scientific article published in June 2024

A 3 Gyr white dwarf with warm dust discovered via the Backyard Worlds: Planet 9 citizen science project ⬇️

scientific article published in January 2019

A Gaia DR2 Confirmation that 2MASS J12074836–3900043 is a Member of the TW HYA Association

A Late-type L Dwarf at 11 pc Hiding in the Galactic Plane Characterized Using Gaia DR2

scientific article published in the Astrophysical Journal

A Pre-Gaia DR2 Survey for Nearby M Dwarfs in Young Associations

A Quick Guide to Nearby Young Associations

scientific article published in June 2024

A Search for Photometric Variability in the Young T3.5 Planetary-mass Companion GU Psc b

scientific article published in Astronomical Journal

A Warm Jupiter-sized Planet Transiting the Pre-main-sequence Star V1298 Tau

scientific article published on 25 July 2019

A Young Ultramassive White Dwarf in the AB Doradus Moving Group ⬇️

A brown dwarf census from the SIMP survey ⬇️

scientific article published in the Astrophysical Journal

A high-precision near-infrared survey for radial velocity variable low-mass stars using CSHELL and a methane gas cell ⬇️

scientific article published in the Astrophysical Journal

A new M dwarf debris disk candidate in a young moving group discovered with Disk Detective ⬇️

scholarly article

A planet within the debris disk around the pre-main-sequence star AU Microscopii ⬇️

scientific article published on 24 June 2020

A temperate Earth-sized planet with tidal heating transiting an M6 star

scientific article published on 17 May 2023

A wide planetary-mass companion to a young M3 star of the AB Dor moving group

ASASSN-16ae: A POWERFUL WHITE-LIGHT FLARE ON AN EARLY-L DWARF ⬇️

An L+T Spectral Binary with Possible AB Doradus Kinematics

scientific article published in the Astrophysical Journal

BANYAN. II. Very low mass and substellar candidate members to nearby, young kinematic groups with previously known signs of youth ⬇️

scientific article published in the Astrophysical Journal

BANYAN. III. Radial velocity, rotation, and X-ray emission of low-mass star candidates in nearby young kinematic groups ⬇️

scientific article published in the Astrophysical Journal

BANYAN. IV. Fundamental parameters of low-mass star candidates in nearby young stellar kinematic Groups--Isochronal age determination using magnetic evolutionary models ⬇️

scientific article published in the Astrophysical Journal

BANYAN. IX. The Initial Mass Function and Planetary-mass Object Space Density of the TW HYA Association ⬇️

scholarly article

BANYAN. V. A systematic all-sky survey for new very late-type low-mass stars and brown dwarfs in nearby young moving groups ⬇️

scientific article published in the Astrophysical Journal

BANYAN. VI. Discovery of a companion at the brown dwarf/planet-mass limit to a Tucana-Horologium M dwarf ⬇️

scientific article published in the Astrophysical Journal

BANYAN. VII. A new population of young substellar candidate members of nearby moving groups from the BASS survey ⬇️

scholarly article

BANYAN. VIII. New low-mass stars and brown dwarfs with candidate circumstellar disks ⬇️

scientific article published in the Astrophysical Journal

BANYAN. XI. The BANYAN Σ Multivariate Bayesian Algorithm to Identify Members of Young Associations with 150 pc

scientific article published in the Astrophysical Journal

BANYAN. XII. New Members of Nearby Young Associations from GAIA–Tycho Data

scientific article published in the Astrophysical Journal

BANYAN. XIII. A First Look at Nearby Young Associations with Gaia Data Release 2

scientific article published in the Astrophysical Journal

Banyan. X. Discovery of a Wide, Low-gravity L-type Companion to a Fast-rotating M3 Dwarf

scientific article published in the Astrophysical Journal

Bayesian analysis to identify new star candidates in nearby young stellar kinematic groups ⬇️

scientific article published in the Astrophysical Journal

CFBDSIR 2149-0403: a 4-7 Jupiter-mass free-floating planet in the young moving group AB Doradus?

scientific article published in Astronomy and Astrophysics

CFBDSIR 2149-0403: young isolated planetary-mass object or high-metallicity low-mass brown dwarf?

scientific article published in Astronomy and Astrophysics

CWISE J105512.11+544328.3: A Nearby Y Dwarf Spectroscopically Confirmed with Keck/NIRES

scientific article published in November 2023

Calibration of the Hα Age–Activity Relation for M Dwarfs

scientific article

Characterization of low-mass, wide-separation substellar companions to stars in Upper Scorpius: near-infrared photometry and spectroscopy ⬇️

scientific article published in the Astrophysical Journal

Characterizing Exoplanetary Atmospheres at High Resolution with SPIRou: Detection of Water on HD 189733 b

scientific article published on 9 November 2021

Characterizing the Cloud Decks of Luhman 16AB with Medium-resolution Spectroscopic Monitoring

scientific article published in the Astrophysical Journal

Demonstration of a near-IR line-referenced electro-optical laser frequency comb for precision radial velocity measurements in astronomy ⬇️

scientific article published on 27 January 2016

Direct imaging of sub-Jupiter mass exoplanets with James Webb Space Telescope coronagraphy

scientific article published in February 2021

Direct-imaging discovery of a 12–14 Jupiter-mass object orbiting a young binary system of very low-mass stars

scientific article published in Astronomy and Astrophysics

Discovery and characterization of wide binary systems with a very low mass component ⬇️

scientific article published in the Astrophysical Journal

Discovery of a K5+T4.5 Binary System

scientific article

Discovery of a Possible Early-T Thick-disk Subdwarf from the AllWISE2 Motion Survey

scientific article published in Astronomical Journal

Discovery of a wide planetary-mass companion to the young M3 star GU Psc ⬇️

scientific article published in the Astrophysical Journal

Discovery of an Edge-on Circumstellar Debris Disk around BD+45° 598: A Newly Identified Member of the β Pictoris Moving Group

scientific article

Discovery of the Remarkably Red L/T Transition Object VHS J183135.58-551355.9

Discovery of two L and T binaries with wide separations and peculiar photometric properties ⬇️

scientific article published in the Astrophysical Journal

Dynamical Masses of ε Indi B and C: Two Massive Brown Dwarfs at the Edge of the Stellar–substellar Boundary

scientific article published in the Astrophysical Journal

Favorable adverse effect profile of brivaracetam vs levetiracetam in a preclinical model

scientific article published on 26 December 2017

Fundamental Properties of Co-moving Stars Observed by Gaia

scientific article published in Astronomical Journal

High-fidelity photometry and astrometry of high-contrast imaged companions using LOCI processing

Identification of a Low-mass Companion to the White Dwarf SDSS J131730.84+483332.7

scientific article published in April 2021

MASSIVE: A Bayesian analysis of giant planet populations around low-mass stars ⬇️

scientific article published in Astronomy and Astrophysics

Nearby Young Moving Groups: Statistical Methods and Challenges for Assigning Membership

New Candidate Extreme T Subdwarfs from the Backyard Worlds: Planet 9 Citizen Science Project

scientific article published in 2021

New Parallaxes for the Upper Scorpius OB Association

scientific article published in the Astrophysical Journal

New parallaxes and a convergence analysis for the TW Hya Association ⬇️

scientific article published in the Astrophysical Journal

PSYM-WIDE: A Survey for Large-separation Planetary-mass Companions to Late Spectral Type Members of Young Moving Groups

scientific article published in Astronomical Journal

Population properties of brown dwarf analogs to exoplanets ⬇️

scholarly article

Precise Near-Infrared Radial Velocities ⬇️

Precise Radial Velocities of Cool Low-mass Stars with iSHELL

scientific article

Preserving the photometric integrity of companions in high-contrast imaging observations using locally optimized combination of images

Prolongation of action potential duration and QT interval during epilepsy linked to increased contribution of neuronal sodium channels to cardiac late Na+ current: potential mechanism for sudden death in epilepsy

scientific article published on 11 June 2015

Publisher Correction: A planet within the debris disk around the pre-main-sequence star AU Microscopii

scientific article published on 15 July 2020

Reducing premature KCC2 expression rescues seizure susceptibility and spine morphology in atypical febrile seizures

scientific article

Retrieval of Precise Radial Velocities from Near-infrared High-resolution Spectra of Low-mass Stars ⬇️

scientific article

Ross 19B: An Extremely Cold Companion Discovered via the Backyard Worlds: Planet 9 Citizen Science Project

scientific article published in 2021

SDSS J111010.01+011613.1: a new planetary-mass T dwarf member of the AB Doradus moving group ⬇️

scientific article

SIMP J013656.5+093347 Is Likely a Planetary-mass Object in the Carina-Near Moving Group ⬇️

scientific article

SIMP J2154-1055: a new low-gravity L4{beta} brown dwarf candidate member of the Argus association ⬇️

article

Spitzer Follow-up of Extremely Cold Brown Dwarfs Discovered by the Backyard Worlds: Planet 9 Citizen Science Project

scientific article published on 20 August 2020

TOI–1278 B: SPIRou Unveils a Rare Brown Dwarf Companion in Close-in Orbit around an M Dwarf

scientific article published on 16 September 2021

The BANYAN All-Sky Survey for Brown Dwarf Members of Young Moving Groups ⬇️

article by Jonathan Gagné et al published November 2015 in Proceedings of the International Astronomical Union

The Brown Dwarf Kinematics Project (BDKP). IV. Radial velocities of 85 late-M and L dwarfs with MagE ⬇️

The Field Substellar Mass Function Based on the Full-sky 20 pc Census of 525 L, T, and Y Dwarfs

scientific article published in March 2021

The First Brown Dwarf Discovered by the Backyard Worlds: Planet 9 Citizen Science Project ⬇️

scientific article

The Initial Mass Function Based on the Full-sky 20 pc Census of ∼3600 Stars and Brown Dwarfs

scientific article

The coolest isolated brown dwarf candidate member of TWA ⬇️

scholarly article

The first brown dwarf/planetary-mass object in the 32 Orionis group ⬇️

scientific article published in the Astrophysical Journal

The nearest isolated member of the TW Hydrae association is a giant planet analog ⬇️

The μ Tau Association: A 60 Myr Old Coeval Group at 150 pc from the Sun

scientific article

Understanding Fundamental Properties and Atmospheric Features of Subdwarfs via a Case Study of SDSS J125637.13–022452.4

scientific article published in the Astrophysical Journal

VLTI/Hi-5: detection yield predictions for young giant exoplanets ⬇️

conference paper published in 2022

Volans-Carina: A New 90 Myr Old Stellar Association at 85 pc

scientific article published in the Astrophysical Journal

WEIRD: Wide-orbit Exoplanet Search with InfraRed Direct Imaging

scientific article published in Astronomical Journal

WISEA J041451.67–585456.7 and WISEA J181006.18–101000.5: The First Extreme T-type Subdwarfs?

scientific article published on 24 July 2020

wdwarfdate: A Python Package to Derive Bayesian Ages of White Dwarfs

scientific article published on 20 July 2022

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