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The Perfect Host: JWST Cepheid Observations in a Background-free Type Ia Supernova Host Confirm No Bias in Hubble-constant Measurements

  • Authors: Adam G. Riess, Siyang Li, Gagandeep S. Anand, Wenlong Yuan, Louise Breuval, Stefano Casertano, Lucas M. Macri, Dan Scolnic, Yukei S. Murakami, Alexei V. Filippenko, Thomas G. Brink

Adam G. Riess et al 2025 The Astrophysical Journal Letters 992 .

  • Provider: AAS Journals

Caption: Figure A2.

Wesenheit relations for F115W for Figure 9. F115W data are from GO program 1995 (PI: W. Freedman), with the exception of “NGC 4258cyc2” (GO-2875, PI: A. Riess) and M101f2 (PI: Huang), and all F555W − F814 colors are from the HST SH0ES project.

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