Search Results - "Stangret, M"
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A nearby transiting rocky exoplanet that is suitable for atmospheric investigation
Published in Science (American Association for the Advancement of Science) (05-03-2021)“…Spectroscopy of transiting exoplanets can be used to investigate their atmospheric properties and habitability. Combining radial velocity (RV) and transit data…”
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Simultaneous multicolour transit photometry of hot Jupiters HAT-P-19b, HAT-P-51b, HAT-P-55b, and HAT-P-65b
Published in Monthly notices of the Royal Astronomical Society (23-01-2024)“…ABSTRACT Accurate physical parameters of exoplanet systems are essential for further exploration of planetary internal structure, atmospheres, and formation…”
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TOI-544 b: a potential water-world inside the radius valley in a two-planet system
Published in Monthly notices of the Royal Astronomical Society (01-02-2024)“…ABSTRACT We report on the precise radial velocity follow-up of TOI-544 (HD 290498), a bright K star (V = 10.8), which hosts a small transiting planet recently…”
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TOI-544 b:ã potential water-world inside the radius valley inã two-planet system
Published in Monthly notices of the Royal Astronomical Society (01-02-2024)“…We report on the precise radial velocity follow-up of TOI-544 (HD 290498),ã bright K star ( V = 10.8), which hostsã small transiting planet recently disco v…”
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The Discovery and Follow-up of Four Transiting Short-period Sub-Neptunes Orbiting M Dwarfs
Published in The Astronomical journal (01-06-2024)“…Abstract Sub-Neptunes with radii of 2–3 R ⊕ are intermediate in size between rocky planets and Neptune-sized planets. The orbital properties and bulk…”
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Gliese 12 b: A Temperate Earth-sized Planet at 12 pc Ideal for Atmospheric Transmission Spectroscopy
Published in Astrophysical journal. Letters (01-06-2024)“…Abstract Recent discoveries of Earth-sized planets transiting nearby M dwarfs have made it possible to characterize the atmospheres of terrestrial planets via…”
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TOI-1408: Discovery and Photodynamical Modeling of a Small Inner Companion to a Hot Jupiter Revealed by Transit Timing Variations
Published in Astrophysical journal. Letters (2024)“…Abstract We report the discovery and characterization of a small planet, TOI-1408 c, on a 2.2 day orbit located interior to a previously known hot Jupiter,…”
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Probing Na in giant exoplanets with ESPRESSO and 3D NLTE stellar spectra
Published 21-10-2024“…Neutral sodium was the first atom detected in an exoplanetary atmosphere via transmission spectroscopy and remains the most frequently detected species due to…”
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The GAPS programme at TNG -- LXIII. Photo-evaporating puzzle: Exploring the enigmatic nature of TOI-5398 b atmospheric signal
Published 21-10-2024“…Atmospheric characterization is key to understanding exoplanetary systems, offering insights into the planets current and past conditions. By analyzing key…”
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The GAPS programme at TNG: TBD. Studies of atmospheric FeII winds in ultra-hot Jupiters KELT-9b and KELT-20b using HARPS-N spectrograph
Published 15-10-2024“…Ultra-hot Jupiters (UHJs) are gas giant planets orbiting close to their host star, with equilibrium temperatures exceeding 2000 K, and among the most studied…”
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The obliquity and atmosphere of the hot Jupiter WASP-122b (KELT-14b) with ESPRESSO: An aligned orbit and no sign of atomic or molecular absorption
Published 01-10-2024“…Thanks to their short orbital periods and hot extended atmospheres, hot Jupiters are ideal candidates for atmosphere studies with high-resolution spectroscopy…”
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High-resolution transmission spectroscopy study of ultra-hot Jupiters HAT-P-57b, KELT-17b, KELT-21b, KELT-7b, MASCARA-1b, and WASP-189b
Published 25-11-2021“…A&A 662, A101 (2022) Ultra-hot jupiters (UHJs) are giant planets on short orbital periods with high equilibrium temperature (T_eq) values. Their hot, extended…”
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Detection of Fe and Ti on the dayside of the ultrahot Jupiter MASCARA-1b with CARMENES
Published 29-04-2024“…Ultrahot Jupiters are a type of gaseous exoplanet that orbit extremely close to their host star, resulting in significantly high equilibrium temperatures. In…”
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The GAPS programme at TNG LX Atmospheric characterisation of KELT-9 b via single-line analysis: Detection of six H I Balmer lines, Na I, Ca I, Ca II, Fe I, Fe II, Mg I, Ti II, Sc II, and Cr II
Published 03-09-2024“…A&A 690, A237 (2024) We analysed six primary transits of the ultra-hot Jupiter KELT-9,b obtained with the HARPS-N high-resolution spectrograph in the context…”
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Detection of CO emission lines in the dayside atmospheres of WASP-33b and WASP-189b with GIANO
Published 21-04-2022“…A&A 661, L6 (2022) Ultra-hot Jupiters (UHJs) are expected to possess temperature inversion layers in their dayside atmospheres. Recent thermal emission…”
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Detection of Fe I and Fe II in the atmosphere of MASCARA-2b using a cross-correlation method
Published 10-03-2020“…A&A 638, A26 (2020) Ultra-hot Jupiters are gas giants planets whose dayside temperature, due to the strong irradiation received from the host star, is greater…”
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The GAPS Programme at TNG. XXX: Characterization of the low-density gas giant HAT-P-67 b with GIARPS
Published 04-04-2024“…A&A 687, A143 (2024) HAT-P-67 b is one of the lowest-density gas giants known to date, making it an excellent target for atmospheric characterization through…”
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The GAPS Programme at TNG LV. Multiple molecular species in the atmosphere of HAT-P-11 b and review of the HAT-P-11 planetary system
Published 19-03-2024“…A&A 686, A127 (2024) The atmospheric characterisation of hot and warm Neptune-size exoplanets is challenging due to their small radius and atmospheric scale…”
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The GAPS Programme at TNG: LIV. A HeI survey of close-in giant planets hosted by M-K dwarf stars with GIANO-B
Published 01-03-2024“…Atmospheric escape plays a fundamental role in shaping the properties of exoplanets. The metastable near-infrared helium triplet at 1083.3 nm (HeI) is a…”
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