'Hubble’s measurements were affected by serious errors...on the other hand, Leavitt’s first measurements...were already extremely accurate and agree very well with modern data."
Turns out an under-heralded woman's 1912 study that helped reveal the vast, growing cosmos around us aged pretty well.
Turns out an under-heralded woman's 1912 study that helped reveal the vast, growing cosmos around us aged pretty well.
Reposted from
Sarah Kendrew
Our our @science.esa.int Research Fellow Louise Breuval wrote a fantastic astro/history paper performing a re-analysis of Henrietta Leavitt's work on the Cepheid period-luminosity relation, with the exact same stars but modern data & methods. arxiv.org/abs/2502.17438 🔭
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