IVOA Registry (Virtual Observatory)2025 · Astronomical catalogue
Non-transiting exoplanets…Previous studies showed evidence of a dearth of close-in exoplanets around fast rotators, which can be explained by the combined action of intense tidal and magnetic interactions between… …We identify 88 stars, exhibiting a signature consistent with the presence of a close non-transiting substellar companion.…
IVOA Registry (Virtual Observatory)2012 · Astronomical catalogue
Optimizing exoplanet transit searches…We investigate a method to increase the efficiency of a targeted exoplanet search with the transit technique by preselecting a subset of candidates from large catalogs of stars.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
10 exoplanets from the Exoplanet Transit Database…The citizen science data are from the Exoplanet Transit Database (ETD), which is a global project established in 2008 by the Variable Star and Exoplanet Section of the Czech Astronomical…
IVOA Registry (Virtual Observatory)2017 · Astronomical catalogue
Comparative habitability of transiting exoplanets…As these parameters are often unconstrained, there is an "eccentricity-albedo degeneracy" for the habitability of transiting exoplanets.… …exoplanets" that represents the relative probability that an exoplanet could support liquid surface water.…
IVOA Registry (Virtual Observatory)2009 · Astronomical catalogue
Transit of exoplanet HD 17156b…Photometry is presented of the 2007 December 25 transit of HD 17156b, which has the longest orbital period and highest orbital eccentricity of all the known transiting exoplanets.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
Two long-period transiting exoplanets…The sample of long-period exoplanets with well-determined masses and radii is still limited, but a growing number of long-period objects reveal themselves in the Transiting Exoplanet… …We also used the Next Generation Transit Survey (NGTS) to photometrically monitor the candidates in order to observe additional transits.…
IVOA Registry (Virtual Observatory)2010 · Astronomical catalogue
Transit of exoplanet WASP-21b…We report the discovery of WASP-21b, a new transiting exoplanet discovered by the Wide Angle Search for Planets (WASP) Consortium and established and characterized with the FIES, SOPHIE… …Furthermore there are clear indications that WASP-21b is the first transiting planet belonging to the thick disc.…
IVOA Registry (Virtual Observatory)2018 · Astronomical catalogue
HITEP. II. Transiting exoplanets imaging…We search for binary companions to known transiting exoplanet host stars, in order to determine the multiplicity properties of hot Jupiter host stars.…
IVOA Registry (Virtual Observatory)2025 · Astronomical catalogue
Detecting exoplanet transits: X-ray informations…To date, only one exoplanet (HD 189733 b) has an X-ray transit detection.… …We examined all the transiting exoplanet systems in the NASA Exoplanet Archive and gathered X-ray flux measurements or estimates for each host star.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
10 exoplanet systems transit timing…We study the transit timings of 10 exoplanets in order to investigate potential transit timing variations in them.… …We model their available ground-based light curves, some presented here and others taken from the literature, and homogeneously measure the mid-transit times.…
IVOA Registry (Virtual Observatory)2016 · Astronomical catalogue
Transiting Exoplanet Survey Satellite (TESS)…The Transiting Exoplanet Survey Satellite (TESS) is a NASA-sponsored Explorer mission that will perform a wide-field survey for planets that transit bright host stars.… …We expect that TESS will find approximately 1700 transiting planets from 2x10^5^ pre-selected target stars.…
IVOA Registry (Virtual Observatory)2023 · Astronomical catalogue
12 transiting Kepler exoplanet properties…Byrd Green Bank Telescope to perform the first technosignature search presynchronized with exoplanet transits, covering 12 Kepler systems.… …If the signals of interest are not redetected in future work, it will imply that the 12 targets in the search are not producing transit-aligned signals from 1.1 to 1.9GHz with transmitter…
IVOA Registry (Virtual Observatory)2019 · Astronomical catalogue
7 WASP-South transiting exoplanets…We describe seven exoplanets transiting stars of brightness V=10.1-12.4. WASP-130b is a 'warm Jupiter' having an orbital period of 11.6d around a metal-rich G6 star.… …The planet's radius is large (1.4R_Jup_), but uncertain owing to the grazing transit (b=0.93).…
IVOA Registry (Virtual Observatory)2021 · Astronomical catalogue
7 transiting exoplanets CHEOPS light curves…We present 17 transit light curves of seven known warm-Jupiters observed with the CHaracterising ExOPlanet Satellite (CHEOPS).… …In this work we focused on the timing performance of CHEOPS, the impact of the sampling of the transit phases, and the improvement we can obtain combining multiple transits together…
IVOA Registry (Virtual Observatory)2021 · Astronomical catalogue
Transit time variations for 12 exoplanets…transit times, and the number of transits observed during the Kepler mission.… …TTV follow-up could push exoplanet characterization to lower masses, at greater orbital periods and at cooler equilibrium temperatures than is currently possible from the Kepler data…
IVOA Registry (Virtual Observatory)2023 · Astronomical catalogue
O2 levels in Nearby Transiting Exoplanets…Molecular oxygen is a strong indicator of life on Earth and may indicate biological processes on exoplanets too.… …partial transit from each ELT can be combined.…
IVOA Registry (Virtual Observatory)2024 · Astronomical catalogue
SPIRou spectra of 14 transiting exoplanets…For several years, the metastable helium triplet line has been successfully used as a tracer to probe atmospheric escape in transiting exoplanets.… …The aim of this work is to search for the He triplet signature in 15 transiting exoplanets -- ranging from super-Earths to ultrahot Jupiters -- observed with SPIRou, a high-resolution…
IVOA Registry (Virtual Observatory)2024 · Astronomical catalogue
Giant Outer Transiting Exoplanet Mass survey. IV.…Discovering and characterizing exoplanets at the outer edge of the transit method's sensitivity has proven challenging owing to geometric biases and the practical difficulties associated… …Nonetheless, a sample of giant exoplanets on orbits longer than 100 days has been identified by transit hunting missions.…
IVOA Registry (Virtual Observatory)2024 · Astronomical catalogue
Giant Outer Transiting Exoplanet Mass Survey. III.…Large-scale exoplanet surveys like the Transiting Exoplanet Survey Satellite (TESS) mission are powerful tools for discovering large numbers of exoplanet candidates.… …In some cases, radial velocity (RV) follow up can constrain the period enough to enable a future targeted transit detection.…
IVOA Registry (Virtual Observatory)2009 · Astronomical catalogue
Four transits of the exoplanet XO-1b…We present RIz photometry of four consecutive transits of the newly discovered exoplanet XO-1b.… …We improve on the estimates of the transit parameters, finding the planetary radius to be R_P_=1.184^0.028^_0.018_R_J_, and the stellar radius to be R*=0.928^+0.018^_0.013_R_{sun}_,…
IVOA Registry (Virtual Observatory)2009 · Astronomical catalogue
Six transits of exoplanet HAT-P-1b…Although it remains the case that HAT-P-1b is among the least dense of the known sample of transiting exoplanets, its properties are in accord with previously published models of strongly… …The times of the transits have a typical accuracy of 1 minute and do not depart significantly from a constant period.…
IVOA Registry (Virtual Observatory)2009 · Astronomical catalogue
Three transits of the exoplanet TrES-2…Of the nearby transiting exoplanets that are amenable to detailed study, TrES-2 is both the most massive and the one with the largest impact parameter.… …We present z-band photometry of three transits of TrES-2.…
IVOA Registry (Virtual Observatory)2013 · Astronomical catalogue
Three short-period, transiting exoplanets…We report the discovery of three extrasolar planets that transit their moderately bright (m_V_=12-13) host stars.…
IVOA Registry (Virtual Observatory)2004 · Astronomical catalogue
Transiting exoplanet OGLE-TR-132b…This data is the lightcurve of the transiting planetary system OGLE-TR-132. Very high photometric precision has been obtained using FORS2 on the VLT (ESO).… …The transit occuring on May 16th, 2004 has been observed in very good atmospheric conditions. Image subtraction and aperture photometry was performed.…
IVOA Registry (Virtual Observatory)2009 · Astronomical catalogue
Transits of exoplanet XO-3b…We present photometry of 13 transits of XO-3b, a massive transiting planet on an eccentric orbit. Previous data led to two inconsistent estimates of the planetary radius.… …To help in planning future observations, we provide refined transit and occultation ephemerides.…