On the Progenitor of Supernova 1987A

/ Authors

M. Parthasarathy, D. Branch, E. Baron, D. Jeffery

/ Abstract

A previously unpublished ultralow-dispersion spectrum of Sanduleak -69 202, the stellar progenitor of SN 1987A, is presented and the uncertain presupernova evolution of Sanduleak -69 202 is discussed.

Journal: arXiv: Astrophysics

On the Progenitor of Supernova 1987A

/ Authors

M. Parthasarathy, D. Branch, E. Baron, D. Jeffery

/ Abstract

A previously unpublished ultralow-dispersion spectrum of Sanduleak -69 202, the stellar progenitor of SN 1987A, is presented and the uncertain presupernova evolution of Sanduleak -69 202 is discussed.

Journal: arXiv: Astrophysics