A search for solar-like oscillations in alpha Cen A
We have been using a new method to search for solar-like oscillations that involves measuring temperature changes via their effect
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Confirmation of Solar-Like Oscillations in eta Bootis
We report observations of the G0 subgiant eta Boo made in 1998, in Balmer-line equivalent width with the 2.5-m Nordic
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Current status of Asteroseismology
Oscillation frequencies are the most accurate properties one can measure for a star, potentially allowing detailed tests of stellar models
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Detection of negative superhumps in a LMXRB -- an end to the long debate on the nature of V1405 Aql (X1916-053)
Two similar periodicities (3001 and 3028 s) are known from the X-ray and optical light curves of V1405 Aql, a
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Evidence for Solar-like Oscillations in Arcturus (Alpha Boo)
Observations of the red giant Arcturus (Alpha Boo) obtained with the star tracker on the Wide Field Infrared Explorer (WIRE)
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Hipparcos Luminosities and Asteroseismology
Asteroseismology involves using the resonant frequencies of a star to infer details about its internal structure and evolutionary state. Oscillation
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Hipparcos parallaxes for eta Boo and kappa_2 Boo: two successes for asteroseismology
The release of the Hipparcos catalogue provides an opportunity to check results from asteroseismology. Here we show that Hipparcos parallaxes
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Introduction to Interferometry
This tutorial gives a general introduction to optical and infrared interferometry, specifically addressing two questions: `Can I use VLTI to
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Multi-wavelength observations of the red giant R Doradus with the MAPPIT interferometer
We present visibility measurements of the nearby Mira-like star R Doradus taken over a wide range of wavelengths (650-990 nm).
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NEAR-SURFACE EFFECTS IN MODELLING OSCILLATIONS OF ETA BOO
Following the report of solar-like oscillations in the G0 V star eta Boo (Kjeldsen et al. 1995, AJ 109, 1313),
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Observing solar-like oscillations
We review techniques for measuring stellar oscillations in solar-type stars. Despite great efforts, no unambiguous detections have been made. A
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Optical and infrared interferometry
Interferometric techniques are at the forefront of modern astronomical instrumentation. A new generation of instruments are either operating or nearing
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Oscillation mode identifications and models for the delta Scuti star FG Virginis
We present new spectroscopic and photometric time series observations of the delta Scuti star FG~Vir. We detect the oscillations via
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Oscillations in alpha Cen A observed with UCLES at the AAT
We report Doppler measurements of alpha Cen A from time-series spectroscopy made with UCLES at the 3.9-m AAT. Wavelength calibration
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Prospects for observing pulsating red giants with the MONS Star Trackers
K and M giants show variability on timescales from years down to days and possibly even hours. I discuss the
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Solar-Like Oscillations in beta Hydri: Evidence for Short-Lived High-Amplitude Oscillations
Velocity measurements of the G2 subgiant beta Hyi with both UCLES and CORALIE show a clear excess of power centred
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Solar-like oscillations in semiregular variables
Power spectra of the light curves of semiregular variables, based on visual magnitude estimates spanning many decades, show clear evidence
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Solar-like oscillations: the search goes on
Despite numerous attempts and many hours of telescope time, there has so far been no confirmed detection of solar-like oscillations
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Stellar populations from adaptive optics observations: four test cases
We describe a first attempt to apply adaptive optics to the study of resolved stellar populations in galaxies. Advantages over
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The MONS Star Trackers
The MONS satellite will have two Star Trackers to sense the spacecraft attitude, and we plan to use them as
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Time-resolved spectroscopy and spectrophotometry of the pulsating sdB star PG 1605+072
We present the latest results from our analysis of time resolved spectroscopy of PG 1605+072, a high amplitude pulsating sdB
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Time-series Spectroscopy of EC14026 Stars: Preliminary Results
We have obtained time-series spectra for the pulsating hot subdwarf (sdB) PG1605+072. Previous time-series photometry of this star has shown
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