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)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)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)2022 · Astronomical catalogue
Transit events of 4 extrasolar planets…We employ new observational data to illustrate the photometric follow-up capabilities of meter-sized telescopes for shallow exoplanet transits.… …We describe in detail the capability of distinguishing the photometric signal of an exoplanet transit from an underlying trend in the light curve.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
TESS transit timing of hot Jupiters…We provide a database of transit times and updated ephemerides for 382 planets based on data from the NASA Transiting Exoplanet Survey Satellite (TESS) and previously reported transit… …In total, our database contains 8667 transit-timing measurements for 382 systems.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
Transiting planet HATS-18b…We present extensive photometry of HATS-18 from which we measure 27 times of mid-transit.… …Two further transit times were measured from data from the Transiting Exoplanet Survey Satellite (TESS) and three more taken from the literature.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
CHEOPS transit light curves of WASP-103 b…WASP-103b is the exoplanet with the highest expected deformation signature in its transit light curve and one of the shortest expected spiral-in times.… …of an exoplanet.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
Transit light-curve of TrES-3b and Qatar-1b…We present and analyze 58 transit light curves of TrES-3b and 98 transit light curves of Qatar-1b, observed by the Transiting Exoplanet Survey Satellite, plus two transit light curves… …These light curves are combined with the best-quality light curves taken from the Exoplanet Transit Database and the literature.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
Transit Time Variations (TTVs) of WASP-43…The data set includes the transit observations at the TUBITAK National Observatory of Turkey and Transiting Exoplanet Survey Satellite (TESS).… …Using the homogenized data set and modeled light curves, we measure the mid-transit times for WASP-43b.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
HST/Spitzer transit and eclipse spectroscopy WASP-74b…Here we add the transit and eclipse spectra of hot-Jupiter WASP-74b into the ever growing data set of exoplanet atmosphere spectral library.… …The transit shows a muted water feature with strong Rayleigh scattering extending into the infrared.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
Sub-Neptunes transiting TOI-1064…We report the discovery and characterization of a pair of sub-Neptunes transiting the bright K-dwarf TOI-1064 (TIC 79748331), initially detected in the Transiting Exoplanet Survey Satellite… …To characterize the system, we performed and retrieved the CHaracterising ExOPlanets Satellite (CHEOPS), TESS, and ground-based photometry, the High Accuracy Radial velocity Planet…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
MASCARA-1 b occultation and transit light curves…We obtained optical CHaracterising ExOPlanet Satellite (CHEOPS) transit and occultation light curves of MASCARA-1 b, and analysed them jointly with a Spitzer/IRAC 4.5 micron full-phase… …curve to model the asymmetric transits, occultations, and phase-dependent flux modulation.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
WASP-12 individual transit fit with TESS…After observing WASP-12 in the second year of the primary mission, the Transiting Exoplanet Survey Satellite (TESS) revisited the system in late 2021 during its extended mission.… …In this paper, we incorporate the new TESS photometry into a reanalysis of the transits, secondary eclipses, and phase curve.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
Radial velocity, transit & occultation of WASP-4…We have analyzed all data sectors from NASA's Transiting Exoplanet Survey Satellite together with all radial velocity (RV) and transit data in the literature to characterize WASP-4b's… …Additionally, we find that the transit timing variations of all of the WASP-4b transits cannot be explained by the second planet but can be explained with either a decaying orbit or…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
Kepler-1972 transit timing variations…some cases even revealing the existence of non- transiting companions.… …However, TTVs can also prevent the detection of small planets in transit surveys, or bias the recovered planetary and transit parameters.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
Limb-darkening coefficients of 176 TESS exoplanets…Although the main goal of the Transiting Exoplanet Survey Satellite (TESS) is to search for new transiting exoplanets, its data can also be used to study already-known systems in further… …) for the widely used quadratic law but also updated transit parameters (including ephemeride refinements) as a by-product.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
Photometric timeseries and transit times…These theoretical predictions can be verified with the transit timing method. We acquired new precise transit mid-times for five planets.… …For KELT-16 b, the span of transit timing data was not long enough to verify the theoretical predictions.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
Radial velocity and transit photometry of TOI-1431…We present the discovery of a highly irradiated and moderately inflated ultrahot Jupiter, TOI-1431b/MASCARA-5 b (HD201033b), first detected by NASA's Transiting Exoplanet Survey Satellite… …atmospheric characterization through transmission and emission spectroscopy from space missions such as the James Webb Space Telescope and the Atmospheric Remote-sensing Infrared Exoplanet…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
67 binary stars with exoplanet(s) from Gaia EDR3…We investigate these effects using new data from Gaia Early Data Release 3 and the Transiting Exoplanet Survey Satellite mission to characterize wide-binary systems with transiting… …exoplanets.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
Stars that can see Earth transit…In the search for life in the cosmos, transiting exoplanets are currently our best targets.… …Among these stars are seven known exoplanet hosts, including Ross-128, which saw Earth transit the Sun in the past, and Teegarden's Star and Trappist-1, which will start to see it in…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
Transits time of M-dwarf TOI-1749…We report the discovery of one super-Earth- (TOI-1749b) and two sub-Neptune-sized planets (TOI-1749c and TOI-1749d) transiting an early M dwarf at a distance of 100pc, which were first… …We also place 95% confidence upper limits on the masses of 57, 14, and 15M{Earth} for TOI-1749b, c, and d, respectively, from transit timing variations.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
Faint-star TOIs from the TESS Primary Mission…We present the detection of 1617 new transiting-planet candidates, identified in the Transiting Exoplanet Survey Satellite (TESS) full-frame images observed during the Primary Mission… …The new candidates discovered by this ongoing project will allow TESS to significantly improve the statistical power of demographic studies of giant, close-in exoplanets.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
Exoplanet X-ray irradiation and evaporation rates…High-energy irradiation is a driver for atmospheric evaporation and mass loss in exoplanets.… …We identify 14 first-time X-ray detections of transiting exoplanets that are subject to irradiation levels known to cause observable evaporation signatures in other exoplanets.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
AU Mic b and c transits with CHEOPS…Here we report large-amplitude transit timing variations (TTVs) for AU Microcopii b and c as detected in combined TESS (2018, 2020) and CHEOPS (2020, 2021) transit observations.… …In 2021, we observed AU Mic b (five transits) and c (three transits) with the CHEOPS space telescope to follow-up the TTV of AU Mic b and possibly detect a TTV for AU Mic c.…
IVOA Registry (Virtual Observatory)2022 · Astronomical catalogue
NGTS-4b A sub-Neptune transiting in the desert…We report the discovery of NGTS-4b, a sub-Neptune-sized planet transiting a 13th magnitude K-dwarf in a 1.34d orbit.… …With a transit depth of 0.13+/-0.02 per cent, NGTS-4b represents the shallowest transiting system ever discovered from the ground, and is the smallest planet discovered in a wide-field…