The tight subgiant branch of the intermediate-age star cluster NGC 411 implies a single-aged stellar population

@article{Li2016TheTS,
  title={The tight subgiant branch of the intermediate-age star cluster NGC 411 implies a single-aged stellar population},
  author={Chengyuan Li and Richard de Grijs and Nate Bastian and Licai Deng and Florian Niederhofer and Chaoli Zhang},
  journal={Monthly Notices of the Royal Astronomical Society},
  year={2016},
  volume={461},
  pages={3212-3221},
  url={https://api.semanticscholar.org/CorpusID:119201696}
}
The presence of extended main-sequence turn-off (eMSTO) regions in intermediate-age star clusters in the Large and Small Magellanic Clouds is often interpreted as resulting from extended star… 
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