Search Results - "Kossakowski, Diana"
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TOI-2525 b and c: A Pair of Massive Warm Giant Planets with Strong Transit Timing Variations Revealed by TESS
Published in The Astronomical journal (01-04-2023)“…Abstract The K-type star TOI-2525 has an estimated mass of M = 0.849 − 0.033 + 0.024 M ⊙ and radius of R = 0.785 − 0.007 + 0.007 R ⊙ observed by the TESS…”
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Three Long-period Transiting Giant Planets from TESS
Published in The Astronomical journal (01-06-2023)“…Abstract We report the discovery and orbital characterization of three new transiting warm giant planets. These systems were initially identified as presenting…”
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TOI-199 b: A Well-characterized 100 day Transiting Warm Giant Planet with TTVs Seen from Antarctica
Published in The Astronomical journal (01-11-2023)“…Abstract We present the spectroscopic confirmation and precise mass measurement of the warm giant planet TOI-199 b. This planet was first identified in TESS…”
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An astronomical institute’s perspective on meeting the challenges of the climate crisis
Published in Nature astronomy (01-09-2020)“…Analysing greenhouse gas emissions of an astronomical institute is a first step to reducing its environmental impact. Here, we break down the emissions of the…”
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TOI-150b and TOI-163b: two transiting hot Jupiters, one eccentric and one inflated, revealed by TESS near and at the edge of the JWST CVZ
Published in Monthly notices of the Royal Astronomical Society (21-11-2019)“…Abstract We present the discovery of TYC9191-519-1b (TOI-150b, TIC 271893367) and HD271181b (TOI-163b, TIC 179317684), two hot Jupiters initially detected…”
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juliet: a versatile modelling tool for transiting and non-transiting exoplanetary systems
Published in Monthly notices of the Royal Astronomical Society (01-12-2019)“…ABSTRACT Here we present juliet, a versatile tool for the analysis of transits, radial velocities, or both. juliet is built over many available tools for the…”
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TOI-257b (HD 19916b): a warm sub-saturn orbiting an evolved F-type star
Published in Monthly notices of the Royal Astronomical Society (01-04-2021)“…We report the discovery of a warm sub-Saturn, TOI-257b (HD 19916b), based on data from NASA’s Transiting Exoplanet Survey Satellite (TESS). The transit signal…”
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HD 213885b: a transiting 1-d-period super-Earth with an Earth-like composition around a bright ( V = 7.9) star unveiled by TESS
Published in Monthly notices of the Royal Astronomical Society (01-01-2020)“…ABSTRACT We report the discovery of the 1.008-d, ultrashort period (USP) super-Earth HD 213885b (TOI-141b) orbiting the bright (V = 7.9) star HD 213885…”
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TOI-481 b and TOI-892 b: Two Long-period Hot Jupiters from the Transiting Exoplanet Survey Satellite
Published in The Astrophysical journal (01-11-2020)“…We present the discovery of two new 10 day period giant planets from the Transiting Exoplanet Survey Satellite mission, whose masses were precisely determined…”
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A Transiting, Temperate Mini-Neptune Orbiting the M Dwarf TOI-1759 Unveiled by TESS
Published in The Astronomical journal (01-03-2022)“…Abstract We report the discovery and characterization of TOI-1759 b, a temperate (400 K) sub-Neptune-sized exoplanet orbiting the M dwarf TOI-1759 (TIC…”
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A New Third Planet and the Dynamical Architecture of the HD 33142 Planetary System Based on observations collected at the European Organization for Astronomical Research in the Southern Hemisphere under ESO programs 60.A-9700, 60.A-9036, 097.C-0090, 0100.C-0414, 0101.C-0232, 0102.C-0338, and MPG programs 088.C-0892, 099.A-9009, 0100.A-9006
Published in The Astronomical journal (22-09-2022)Get full text
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A New Third Planet and the Dynamical Architecture of the HD 33142 Planetary System
Published in The Astronomical journal (01-10-2022)“…Abstract Based on recently-taken and archival HARPS, FEROS, and HIRES radial velocities (RVs), we present evidence for a new planet orbiting the first ascent…”
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TOI-2525 b and c: A Pair of Massive Warm Giant Planets with Strong Transit Timing Variations Revealed by TESS ∗ Based on observations collected at the European Organization for Astronomical Research in the Southern Hemisphere under MPG program 0104.A-9007. This paper includes data gathered with the 6.5 m Magellan Telescopes located at Las Campanas Observatory, Chile
Published in The Astronomical journal (28-03-2023)Get full text
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Three Long-period Transiting Giant Planets from TESS Based on observations collected at the European Organization for Astronomical Research in the Southern Hemisphere under ESO programmes 0104.C-0413, 106.21ER.001, and 108.22A8.001 and MPG programmes 0103.A-9008 and 0104.A-9007
Published in The Astronomical journal (04-05-2023)Get full text
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Gaussian processes for radial velocity modeling Better rotation periods and planetary parameters with the quasi-periodic kernel and constrained priors
Published 26-04-2023“…A&A 674, A108 (2023) In this study we present an analysis of the performance and properties of the quasi-periodic (QP) GP kernel, which is the multiplication…”
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Juliet: a versatile modelling tool for transiting and non-transiting exoplanetary systems
Published 04-11-2019“…Here we present juliet, a versatile tool for the analysis of transits, radial-velocities, or both. juliet is built over many available tools for the modelling…”
Get full text
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A new third planet and the dynamical architecture of the HD33142 planetary system
Published 08-06-2022“…Based on recently-taken and archival HARPS, FEROS and HIRES radial velocities (RVs), we present evidence for a new planet orbiting the first ascent red giant…”
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TOI-199 b: A well-characterized 100-day transiting warm giant planet with TTVs seen from Antarctica
Published 26-09-2023“…We present the spectroscopic confirmation and precise mass measurement of the warm giant planet TOI-199 b. This planet was first identified in TESS photometry…”
Get full text
Journal Article -
19
Three long period transiting giant planets from TESS
Published 04-04-2023“…We report the discovery and orbital characterization of three new transiting warm giant planets. These systems were initially identified as presenting single…”
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Journal Article -
20
TOI-2525 b and c: A pair of massive warm giant planets with a strong transit timing variations revealed by TESS
Published 11-02-2023“…TOI-2525 is a K-type star with an estimated mass of M = 0.849$_{-0.033}^{+0.024}$ M$_\odot$ and radius of R = 0.785$_{-0.007}^{+0.007}$ R$_\odot$ observed by…”
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