New observations of V534 Tau were performed during the STEPHI IX campaign in November 1998. An overall run of 285 h of data has been collected from three sites...
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Publicación9+ frequencies for V534 Tauri, a δ Scuti variable in the Pleiades. Results of the STEPHI IX campaign
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Publicación99 oscillating red-giant stars in binary systems with NASA TESS and NASA Kepler identified from the SB9-Catalogue
Oscillating red-giant stars in binary systems are an ideal testbed for investigating the structure and evolution of stars in the advanced phases of evolution...
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PublicaciónA 1.55 R<SUB>⊕</SUB> habitable-zone planet hosted by TOI-715, an M4 star near the ecliptic South Pole
A new generation of observatories is enabling detailed study of exoplanetary atmospheres and the diversity of alien climates, allowing us to seek evidence for...
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PublicaciónA 100 kpc nebula associated with the `Teacup' fading quasar
We report the discovery of an ˜100 kpc ionized nebula associated with the radio-quiet type 2 quasar (QSO2) nicknamed the `Teacup' (z = 0.085). The giant nebula...
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PublicaciónA 12 Minute Orbital Period Detached White Dwarf Eclipsing Binary
We have discovered a detached pair of white dwarfs (WDs) with a 12.75 minute orbital period and a 1315 km s-1 radial velocity amplitude. We measure the full...
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PublicaciónA 15.7-minAM CVn binary discovered in K2
We present the discovery of SDSS J135154.46-064309.0, a short-period variable observed using 30-mincadence photometry in K2 Campaign 6. Follow-up spectroscopy...
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PublicaciónA 2 h periodic variation in the low-mass X-ray binary Ser X-1
Spectroscopy of the low-mass X-ray binary Ser X-1 using the Gran Telescopio Canarias have revealed a ≃2 h periodic variability that is present in the three...
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PublicaciónA 20 Second Cadence View of Solar-type Stars and Their Planets with TESS: Asteroseismology of Solar Analogs and a Recharacterization of π Men c
We present an analysis of the first 20 second cadence light curves obtained by the TESS space telescope during its extended mission. We find improved precision...
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PublicaciónA 2D Model for Coronal Bright Points: Association with Spicules, UV Bursts, Surges, and EUV Coronal Jets
Coronal bright points (CBPs) are ubiquitous structures in the solar atmosphere composed of hot small-scale loops observed in extreme-ultraviolet (EUV) or X-rays...