Search Results - "Brasseur, C. E."
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Short-duration Stellar Flares in GALEX Data
Published in The Astrophysical journal (20-09-2019)“…We report on a population of short-duration near-ultraviolet (NUV) flares in stars observed by the Kepler and Galaxy Evolution Explorer (GALEX) missions. We…”
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2
Constraints on Stellar Flare Energy Ratios in the NUV and Optical from a Multiwavelength Study of GALEX and Kepler Flare Stars
Published in The Astrophysical journal (01-02-2023)“…Abstract We present a multiwavelength study of stellar flares on primarily G-type stars using overlapping time domain surveys in the near-ultraviolet (NUV) and…”
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3
New Time-resolved, Multi-band Flares in the GJ 65 System with gPhoton
Published in The Astrophysical journal (01-03-2022)“…Abstract Characterizing the distribution of flare properties and occurrence rates is important for understanding habitability of M-dwarf exoplanets. The Galaxy…”
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Constraining the coronal properties of AB Dor in the radio regime
Published in Monthly notices of the Royal Astronomical Society (13-04-2024)“…ABSTRACT We present a multiwavelength study of AB Doradus, combining modelling that incorporates a spectropolarimetric magnetic field map with 8.4 GHz radio…”
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The LHS 1678 System: Two Earth-sized Transiting Planets and an Astrometric Companion Orbiting an M Dwarf Near the Convective Boundary at 20 pc
Published in The Astronomical journal (01-04-2022)“…Abstract We present the Transiting Exoplanet Survey Satellite (TESS) discovery of the LHS 1678 (TOI-696) exoplanet system, comprised of two approximately…”
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Constraints on Stellar Flare Energy Ratios in the NUV and Optical From a Multiwavelength Study of GALEX and Kepler Flare Stars
Published 16-12-2022“…We present a multiwavelength study of stellar flares on primarily G-type stars using overlapping time domain surveys in the near ultraviolet (NUV) and optical…”
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Short Duration Stellar Flares in GALEX Data
Published 22-08-2019“…We report on a population of short duration near-ultraviolet (NUV) flares in stars observed by the Kepler and GALEX missions. We analyzed NUV light curves of…”
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The LHS 1678 System: Two Earth-Sized Transiting Planets and an Astrometric Companion Orbiting an M Dwarf Near the Convective Boundary at 20 pc
Published 14-04-2022“…We present the TESS discovery of the LHS 1678 (TOI-696) exoplanet system, comprised of two approximately Earth-sized transiting planets and a likely…”
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Complex Modulation of Rapidly Rotating Young M Dwarfs: Adding Pieces to the Puzzle
Published 14-02-2022“…New sets of young M dwarfs with complex, sharp-peaked, and strictly periodic photometric modulations have recently been discovered with Kepler/K2 (scallop…”
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The TESS-Keck Survey. VI. Two Eccentric sub-Neptunes Orbiting HIP-97166
Published 11-10-2021“…We report the discovery of HIP-97166b (TOI-1255b), a transiting sub-Neptune on a 10.3-day orbit around a K0 dwarf 68 pc from Earth. This planet was identified…”
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Two Bright M Dwarfs Hosting Ultra-Short-Period Super-Earths with Earth-like Compositions
Published 06-07-2021“…We present observations of two bright M dwarfs (TOI-1634 and TOI-1685: $J=9.5-9.6$) hosting ultra-short period (USP) planets, identified by the TESS mission…”
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HD207897 b: A dense sub-Neptune transiting a nearby and bright K-type star
Published 16-10-2021“…A&A 658, A176 (2022) We present the discovery and characterization of a transiting sub-Neptune orbiting with a 16.20 day period around a nearby (28 pc) and…”
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The TESS Mission Target Selection Procedure
Published 06-09-2021“…We describe the target selection procedure by which stars are selected for 2-minute and 20-second observations by TESS. We first list the technical…”
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Hot planets around cool stars -- two short-period mini-Neptunes transiting the late K-dwarf TOI-1260
Published 04-08-2021“…We present the discovery and characterization of two sub-Neptunes in close orbits, as well as a tentative outer planet of a similar size, orbiting TOI-1260 - a…”
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Complex Modulation of Rapidly Rotating Young M Dwarfs: Adding Pieces to the Puzzle
Published in The Astronomical journal (01-04-2022)“…Abstract New sets of young M dwarfs with complex, sharp-peaked, and strictly periodic photometric modulations have recently been discovered with Kepler/K2…”
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TOI-1231 b: A Temperate, Neptune-Sized Planet Transiting the Nearby M3 Dwarf NLTT 24399
Published 08-06-2021“…We report the discovery of a transiting, temperate, Neptune-sized exoplanet orbiting the nearby ($d$ = 27.5 pc), M3V star TOI-1231 (NLTT 24399, L 248-27, 2MASS…”
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TOI-674b: an oasis in the desert of exo-Neptunes transiting a nearby M dwarf
Published 02-06-2021“…A&A 653, A60 (2021) We use TESS, Spitzer, ground-based light curves and HARPS spectrograph radial velocity measurements to establish the physical properties of…”
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Hot planets around cool stars – two short-period mini-Neptunes transiting the late K-dwarf TOI-1260
Published in Monthly notices of the Royal Astronomical Society (01-08-2021)“…We present the discovery and characterization of two sub-Neptunes in close orbits, as well as a tentative outer planet of a similar size, orbiting TOI-1260 – a…”
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astroquery: An Astronomical Web-Querying Package in Python
Published 14-01-2019“…astroquery is a collection of tools for requesting data from databases hosted on remote servers with interfaces exposed on the internet, including those with…”
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The TESS Mission Target Selection Procedure
Published in Publications of the Astronomical Society of the Pacific (01-09-2021)“…We describe the target selection procedure by which stars are selected for 2 minute and 20 s observations by TESS. We first list the technical requirements of…”
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