English

Comments on the Progenitor of NGC6946-BH1

Solar and Stellar Astrophysics 2019-11-07 v1
Authors: Roberta M. Humphreys
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Abstract

The broad-band colors of the progenitor of the black hole candidate in NGC 6946 suggest that it was a yellow hypergiant on a post-red supergiant track when the core collapse occurred.

Keywords

NGC6946-BH1 progenitor yellow hypergiant core collapse broad-band colors

Cite

@article{arxiv.1911.02037,
  title  = {Comments on the Progenitor of NGC6946-BH1},
  author = {Roberta M. Humphreys},
  journal= {arXiv preprint arXiv:1911.02037},
  year   = {2019}
}

Comments

Shorter version published in Research Notes of the AAS

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