(This seminar is organized by the IAU G5 commission on stellar and planetary atmospheres) Task-based computing is a method where computational problems are...
-
Charla1st IAU-G5 seminar: The revolution of task-based computing, applied to stellar and planetary atmospheres
-
PublicaciónA method to extract p-modes frequencies from solar like stars acoustic spectra with S/N = 1/100
The necessity of finding a signal buried in noise is a common problem in astrophysics where noise limited observations are usually preceding interesting...
-
PublicaciónA new pulsating PG 1159 white dwarf - RXJ 2117.1 + 3412
RXJ 2117.1 + 3412 is a newly spectroscopically identified bright PG1159 star discovered in the ROSAT XRT sky survey. We report the results of rapid photometry...
-
PublicaciónA search for solar-like oscillations in the stars of M67 with CCD ensemble photometry on a network of 4 M telescopes
Results are presented from a large observational project directed toward the detection of solar-like oscillations in an ensemble of open cluster stars. Seven...
-
PublicaciónA theoretical interpretation of the Delta Scuti-like pulsation of the star 63 Herculis
Theoretical pulsation frequencies derived from a typical model computation are used to identify the periods during which the Delta Scuti star 63 Herculis...
-
PublicaciónAcoustic oscillations in the K2 III star Arcturus
Simultaneous spectrometric and photometric observations have been performed on the red giant star Arcturus, in a search for radial velocity or luminosity...
-
PublicaciónAsteroseismology and Spectropolarimetry of the Exoplanet Host Star λ Serpentis
The bright star λ Ser hosts a hot Neptune with a minimum mass of 13.6 M ⊕ and a 15.5 day orbit. It also appears to be a solar analog, with a mean rotation...
-
CharlaAsteroseismology in the Gaia Era: A New View of the Milky Way
Time-domain space missions have revolutionized our understanding of stellar physics and stellar populations. Virtually all evolved stars can be detected as...
-
NoticiaDescubren una estrella pulsante con forma de lágrima
Un equipo científico internacional, en la que participa el Instituto de Astrofísica de Canarias, halla por primera vez una inusual estrella que oscila en uno de...