RUI: An Observational Study of Post-AGB Transitional Objects

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9315107 Hrivnak While most phases in the evolution of low and medium mass stars are well documented, the transition from red giants to planetary nebulae remains poorly observed. This results from the briefness of this stage, the fact that the stars are often obscured in dust and the difficulty of identifying such objects. Fifty-five candidates have now been identified and will be observed to verify their status and determine their properties.