AAVSO: American Association of Variable Star Observers

The Variability of Young Stellar Objects: An Update

Volume 46 number 1 (2018)

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William Herbst
Astronomy Department, Wesleyan University, Middletown, CT 06419; wherbst@wesleyan.edu


A brief update is provided on the nature of the variability of young stellar objects. The emphasis is on Type III variables, also known as UXORs or “dippers,” which undergo periodic or aperiodic occultation by circumstellar material.