Search Results - "Pribulla, T."
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Search for the wide-orbit massive companion of XO-7b in the follow-up radial-velocity and transit-timing data: no significant clues
Published in Monthly notices of the Royal Astronomical Society (01-01-2024)“…ABSTRACT XO-7b is a hot Jupiter transiting a V = 10.52 mag G0V-type star. The planetary system is interesting because the linear slope in the discovery…”
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The clockwork is moving on – a combined analysis of TESS and Kepler measurements of Kepler-13Ab
Published in Monthly notices of the Royal Astronomical Society. Letters (01-02-2020)“…ABSTRACT Kepler-13Ab (KOI-13) is an exoplanet orbiting a rapidly rotating A-type star. The system shows a significant spin–orbit misalignment and a changing…”
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Rapidly rotating stars and their transiting planets: KELT-17b, KELT-19Ab, and KELT-21b in the CHEOPS and TESS era
Published in Monthly notices of the Royal Astronomical Society (09-05-2022)“…ABSTRACT Rapidly rotating early-type main-sequence stars with transiting planets are interesting in many aspects. Unfortunately, several astrophysical effects…”
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Triply eclipsing triple stars in the northern TESS fields: TICs 193993801, 388459317, and 52041148
Published in Monthly notices of the Royal Astronomical Society (01-02-2022)“…ABSTRACT In this work we report the discovery and analysis of three new triply eclipsing triple star systems found with the TESS mission during its…”
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Six new compact triply eclipsing triples found with TESS
Published in Monthly notices of the Royal Astronomical Society (18-05-2022)“…ABSTRACT In this work, we report the discovery and analysis of six new compact triply eclipsing triple star systems found with the TESS mission: TICs 37743815,…”
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T Tauri stars in the SuperWASP and NSVS surveys II. Spectral modelling
Published in Monthly notices of the Royal Astronomical Society (24-07-2023)“…ABSTRACT We present results from long-term spectroscopic monitoring of 21 T-Tauri stars located in the Taurus–Auriga star-forming region (SFR). We combine…”
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A study of nine compact triply eclipsing triples
Published in Monthly notices of the Royal Astronomical Society (02-03-2023)“…ABSTRACT In this work, we report the independent discovery and analysis of nine new compact triply eclipsing triple star systems found with the Transiting…”
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Secular changes in the orbits of the quadruple system VW LMi
Published in Monthly notices of the Royal Astronomical Society (01-05-2020)“…ABSTRACT VW LMi is the tightest known quadruple system with 2 + 2 hierarchy. It consists of a W UMa-type eclipsing binary (P12 = 0.477 55 d) and another…”
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Is the orbit of the exoplanet WASP-43b really decaying? TESS and MuSCAT2 observations confirm no detection
Published in Monthly notices of the Royal Astronomical Society (01-12-2021)“…ABSTRACT Up to now, WASP-12b is the only hot Jupiter confirmed to have a decaying orbit. The case of WASP-43b is still under debate. Recent studies preferred…”
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10
Rotational modulation and single g-mode pulsation in the B9pSi star HD 174356?
Published in Monthly notices of the Royal Astronomical Society (11-10-2020)“…ABSTRACT Chemically peculiar (CP) stars of the upper main sequence are characterized by specific anomalies in the photospheric abundances of some chemical…”
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Affordable échelle spectroscopy with a 60 cm telescope
Published in Astronomische Nachrichten (01-09-2015)“…A new fiber‐fed spectrograph was installed at the 60 cm telescope of the Stará Lesná Observatory. The article presents tests of its performance (spectral…”
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Radial velocity mapping of Paczyński's star AW UMa: not a contact binary
Published in Monthly notices of the Royal Astronomical Society (01-05-2008)“…We present 2D (radial velocity, orbital phase) spectroscopic results for the very low mass-ratio close binary AW UMa which strongly indicate that the…”
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Diagnosing the Clumpy Protoplanetary Disk of the UXor Type Young Star GM Cephei
Published in The Astrophysical journal (01-02-2019)“…UX Orionis stars (UXors) are Herbig Ae/Be or T Tauri stars exhibiting sporadic occultation of stellar light by circumstellar dust. GM Cephei is such a UXor in…”
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YETI observations of the young transiting planet candidate CVSO 30 b
Published in Monthly notices of the Royal Astronomical Society (11-08-2016)“…CVSO 30 is a unique young low-mass system, because, for the first time, a close-in transiting and a wide directly imaged planet candidates are found around a…”
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Transit timing of TrES-2: a combined analysis of ground- and space-based photometry
Published in Monthly notices of the Royal Astronomical Society (21-10-2014)“…Homogeneous observations and careful analysis of transit light curves can lead to the identification of transit timing variations (TTVs). TrES-2 is one of few…”
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Long-term photometry of IC 348 with the Young Exoplanet Transit Initiative network
Published in Monthly notices of the Royal Astronomical Society (01-11-2016)“…We present long-term photometric observations of the young open cluster IC 348 with a baseline time-scale of 2.4 yr. Our study was conducted with several…”
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Affordable echelle spectroscopy of the eccentric HAT‐P‐2, WASP‐14, and XO‐3 planetary systems with a sub‐meter‐class telescope
Published in Astronomische Nachrichten (01-01-2017)“…Background A new off‐the‐shelf, low‐cost echelle spectrograph was installed recently on the 0.6‐m telescope at the Stará Lesná Observatory (Slovakia). In this…”
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Ground-based transit observations of the HAT-P-18, HAT-P-19, HAT-P-27/WASP40 and WASP-21 systems
Published in Monthly notices of the Royal Astronomical Society (21-08-2015)“…As part of our ongoing effort to investigate transit timing variations (TTVs) of known exoplanets, we monitored transits of the four exoplanets HAT-P-18b,…”
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Photometric follow-up of the transiting planetary system TrES-3: transit timing variation and long-term stability of the system
Published in Monthly notices of the Royal Astronomical Society (21-06-2013)“…We present new observations of the transiting system TrES-3 obtained from 2009 to 2011 at several observatories. The orbital parameters of the system were…”
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The Dwarf project: Eclipsing binaries - precise clocks to discover exoplanets
Published in Astronomische Nachrichten (01-10-2012)“…We present a new observational campaign, Dwarf, aimed at detection of circumbinary extrasolar planets using the timing of the minima of low‐mass eclipsing…”
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