Publications of the Astronomical Society of the Pacific, Vol. 109, No. 741 (1997 November), pp. 1221-1232 (12 pages) Strömgren uvbyß photometry of SX Phoenicis and large-amplitude δ Scuti variables is ...
Using high-resolution spectra obtained with the MIKE spectrograph at the 6.5-m Magellan Clay telescope at the Las Campanas Observatory in Chile, and the UVES spectrograph attached to the 8.2-m VLT ...
RR Lyrae stars are pulsating variable stars in the horizontal branch phase of stellar evolution, undergoing significant periodic changes in radius and luminosity, a state the Sun will enter in ...
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