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most citedGaia Data Release 2. Summary of the contents and survey properties

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astro-ph.CO2022★ 140 cited

Cluster Cepheids with High Precision Gaia Parallaxes, Low Zeropoint Uncertainties, and Hubble Space Telescope Photometry

Adam G. Riess, Louise Breuval, Wenlong Yuan +6

We present HST photometry of 17 Cepheids in open clusters and their mean parallaxes from Gaia EDR3. These parallaxes are more precise than those from individual Cepheids (G<8 mag)…