... ULTRACAM Observations of Subdwarf B Stars. ... attached to the William Herschel Telescope (WHT) to obtain the best light curves ever obtained for pulsating subdwarf B stars ...
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... Next: Hydrogen-deficient carbon stars Up: OTHER HYDROGEN-DEFICIENT STARS Previous: OTHER HYDROGEN-DEFICIENT STARS . ... Massive Wolf-Rayet stars are young (Population I) hydrogen-deficient stars ([ Hamann 1996 ]), as are binary systems such as Sgr ...
... Next: Wolf-Rayet stars and hydrogen-deficient Up: R CORONAE BOREALIS STARS Previous: THE EVOLUTIONARY STATUS OF . ... Extreme helium stars and hot RCB stars . Hydrogen-deficient central stars of planetary nebulae . Carbon stars . ...
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