WF
Wendy L. Freedman
astro-ph.COastro-phastro-ph.GAastro-ph.SRastro-ph.HEhep-phastro-ph.IMAstronomy and astrophysicsgr-qchep-th
On Valency
published · living versionsW_mdb5pwzq·v1 · currentpublished
The Carnegie-Chicago Hubble Program. VII. The Distance to M101 via the Optical Tip of the Red Giant Branch Method
with Rachael L. Beaton, Mark Seibert, Dylan Hatt, Taylor J. Hoyt +7
1 version
W_c7dvbugf·v1published
W_tpca8pj3·v1published
W_95vh5s6e·v1published
W_dj5hudqy·v1published
W_24wjftzf·v1published
Preprints & journals
213 papers in the corpus · 1983–2026I-Band Asymptotic Giant Branch (IAGB) Stars: I. Exploring a New Standard Candle for the Extragalactic Distance Scale2602.14242v1 · Barry F. Madore, Wendy L. Freedman, Taylor Hoyt et al.2026 · 0 citations2025AJ....169..162M
I-Band Asymptotic Giant Branch (IAGB) Stars: II. A First Estimate of their Precision and a Differential Zero Point2602.14304v1 · Wendy L. Freedman, Barry F. Madore, Taylor Hoyt et al.2026 · 1 citation2025AJ....169..247F
Revising the Milky Way Cepheid Calibration: Quantifying and Correcting for Previously Undetected Distance Modulus Errors in the Gaia-based Multi-Wavelength Period-Luminosity Relations2602.13397v1 · Barry F. Madore, Wendy L. Freedman2026 · 0 citationsarXiv
A century of modern cosmology.41411442 · Freedman, Wendy L2025 · 0 citationsScience (New York, N.Y.). 2025;390(6779):1230-1231
Mitigating Random-Phase Sampling Noise in the Cepheid Period-Luminosity Relation: A Cross-Filter Consistency Approach2509.10901v1 · Mahdi Abdollahi, Atefeh Javadi, Barry F. Madore et al.2025 · 1 citationarXiv
Carnegie Supernova Project: Fast-Declining Type Ia Supernovae as Cosmological Distance Indicators2509.07093v3 · M. M. Phillips, Syed A. Uddin, Christopher R. Burns et al.2025 · 1 citationarXiv
A Comparison of Full Spectral Fitting Codes for Measuring the Stellar Initial Mass Function and Other Stellar Population Properties in Elliptical Galaxies2508.16525v1 · Ilaria Lonoce, Anja Feldmeier-Krause, Alexandra Masegian et al.2025 · 1 citationarXiv
Chicago-Carnegie Hubble Program (CCHP) A Multi-Wavelength Search for the Effects of Metallicity on the Cepheid Distance Scale. Part II: Theoretical Models and Synthetic Spectra2506.01188v1 · Barry F. Madore, Wendy L. Freedman, Kayla Owens2025 · 0 citationsarXiv
The Chicago Carnegie Hubble Program: Improving the Calibration of SNe Ia with JWST Measurements of the Tip of the Red Giant Branch2503.11769v1 · Taylor J. Hoyt, In Sung Jang, Wendy L. Freedman et al.2025 · 6 citationsarXiv
The expanding Universe - do ongoing tensions leave room for new physics?40128368 · Freedman, Wendy2026 · 6 citationsNature. 2025;639(8056):858-860
Status Report on the Chicago-Carnegie Hubble Program (CCHP): Measurement of the Hubble Constant Using the Hubble and James Webb Space Telescopes2408.06153v3 · Wendy L. Freedman, Barry F. Madore, In Sung Jang et al.2024 · 165 citationsarXiv
The Chicago-Carnegie Hubble Program: The JWST J-region Asymptotic Giant Branch (JAGB) Extragalactic Distance Scale2408.03474v3 · Abigail J. Lee, Wendy L. Freedman, Barry F. Madore et al.2024 · 2 citationsarXiv
Coordinated JWST Imaging of Three Distance Indicators in a SN Host Galaxy and an Estimate of the TRGB Color Dependence2407.07309v1 · Taylor J. Hoyt, In Sung Jang, Wendy L. Freedman et al.2024 · 11 citationsarXiv
1991T-like Supernovae2405.15027v1 · M. M. Phillips, C. Ashall, Peter J. Brown et al.2024 · 15 citationsarXiv
Optical Spectroscopy of Type Ia Supernovae by the Carnegie Supernova Projects I and II2404.19208v2 · N. Morrell, M. M. Phillips, G. Folatelli et al.2024 · 15 citationsarXiv
Resolved Near-infrared Stellar Photometry from the Magellan Telescope for 13 Nearby Galaxies: JAGB Method Distances2402.18794v1 · Abigail J. Lee, Andrew J. Monson, Wendy L. Freedman et al.2024 · 0 citationsarXiv
First JWST Observations of JAGB Stars in the SN Ia Host Galaxies: NGC 7250, NGC 4536, NGC 39722312.02282v1 · Abigail J. Lee, Wendy L. Freedman, In Sung Jang et al.2023 · 14 citationsarXiv
Astrophysical Distance Scale VII: A Self-Consistent, Multi-Wavelength Calibration of the Slopes and Relative Zero Points for the Run of Luminosity with Color of Stars Defining the Tip of the Red Giant Branch2311.05048v1 · Barry F. Madore, Wendy L. Freedman, Kayla Owens2023 · 0 citationsarXiv
Systematics in the Cepheid and TRGB Distance Scales: Metallicity Sensitivity of the Wesenheit Leavitt Law2309.10859v1 · Barry F. Madore, Wendy L. Freedman2023 · 18 citationsarXiv
Progress in Direct Measurements of the Hubble Constant2309.05618v2 · Wendy L. Freedman, Barry F. Madore2023 · 87 citationsarXiv
The Cepheid Extragalactic Distance Scale: Past, Present and Future2308.02474v1 · Wendy L. Freedman, Barry F. Madore2023 · 17 citationsarXiv
Carnegie Supernova Project-I and -II: Measurements of using Cepheid, TRGB, and SBF Distance Calibration to Type Ia Supernovae2308.01875v2 · Syed A. Uddin, Christopher R. Burns, Mark M. Phillips et al.2023 · 13 citationsarXiv
Population II Distance Indicators: RR Lyrae Variables, Tip of the Red Giant Branch (TRGB) Stars and J-Branch Asymptotic Giant Branch (JAGB/Carbon) Stars2305.19437v1 · Barry F. Madore, Wendy L. Freedman2023 · 2 citationsarXiv
The Initial Mass Function and Other Stellar Properties Across the Core of the Hydra I Cluster2303.00044v1 · Ilaria Lonoce, Wendy Freedman, Anja Feldmeier-Krause2023 · 7 citationsarXiv
The Absolute Magnitudes of 1991T-like Supernovae2209.08031v1 · M.M.Phillips, C. Ashall, Christopher R. Burns et al.2022 · 23 citationsarXiv
Milky Way Zero-Point Calibration of the JAGB Method: Using Thermally Pulsing AGB Stars in Galactic Open Clusters2209.08127v1 · Barry F. Madore, Wendy L. Freedman, Abigail J. Lee et al.2022 · 16 citationsarXiv
The Present and Future of Astronomy (ASTRO2022)2208.03971v1 · Giacomo Beccari, Henri M. J. Boffin, Paola Andreani et al.2022 · 0 citationsarXiv
The Astrophysical Distance Scale: V. A 2% Distance to the Local Group Spiral M33 via the JAGB Method, Tip of the Red Giant Branch, and Leavitt Law2205.11323v2 · Abigail J. Lee, Laurie Rousseau-Nepton, Wendy L. Freedman et al.2022 · 20 citationsarXiv
Distances to Local Group Galaxies via Population II, Stellar Distance Indicators I: The Sculptor Dwarf Spheroidal2205.08548v1 · Quang H. Tran, Taylor J. Hoyt, Wendy L. Freedman et al.2022 · 5 citationsarXiv
Distances to Local Group Galaxies via Population II, Stellar Distance Indicators. II. The Fornax Dwarf Spheroidal2204.09699v2 · Elias K. Oakes, Taylor J. Hoyt, Wendy L. Freedman et al.2022 · 12 citationsApJ, 929, 116 (2022)
Cosmology Intertwined: A Review of the Particle Physics, Astrophysics, and Cosmology Associated with the Cosmological Tensions and Anomalies2203.06142v3 · Elcio Abdalla, Guillermo Franco Abell'an, Amin Aboubrahim et al.2022 · 1,161 citationsJ. High En. Astrophys. 2204, 002 (2022)
A Uniform Type Ia Supernova Distance Ladder with the Zwicky Transient Facility: Absolute Calibration Based on the Tip of the Red Giant Branch (TRGB) Method2203.04241v2 · Suhail Dhawan, Ariel Goobar, Joel Johansson et al.2022 · 36 citationsarXiv
Cosmological Results from the RAISIN Survey: Using Type Ia Supernovae in the Near Infrared as a Novel Path to Measure the Dark Energy Equation of State2201.07801v2 · D. O. Jones, K. S. Mandel, R. P. Kirshner et al.2022 · 57 citationsApJ, 933, 172J, 2022
Current Challenges in Cepheid Distance Calibrations Using Gaia EDR32201.00733v1 · Kayla A. Owens, Wendy L. Freedman, Barry F. Madore et al.2022 · 27 citationsarXiv
Astrophysical Distance Scale IV. Preliminary Zero-Point Calibration of the JAGB Method in the HST/WFC3-IR Broad J-Band (F110W) Filter2112.06968v1 · Barry F. Madore, Wendy L. Freedman, Abigail Lee2021 · 7 citationsarXiv
A Preliminary Calibration of the JAGB Method Using Gaia EDR32110.04576v1 · Abigail J. Lee, Wendy L. Freedman, Barry F. Madore et al.2021 · 13 citationsarXiv
Stellar Population and Elemental Abundance Gradients of Early-type Galaxies2110.02860v1 · A. Feldmeier-Krause, I. Lonoce, W. L. Freedman2021 · 15 citationsarXiv
The Stellar Initial Mass Function and Population Properties of M89 from Optical and NIR Spectroscopy: Addressing Biases in Spectral Index Analysis2107.02335v1 · Ilaria Lonoce, Anja Feldmeier-Krause, Wendy L. Freedman2021 · 11 citationsarXiv
Measurements of the Hubble Constant: Tensions in Perspective2106.15656v1 · Wendy L. Freedman2021 · 575 citationsarXiv
Carnegie Supernova Project: The First Homogeneous Sample of "Super-Chandrasekhar Mass"/2003fg-like Type Ia Supernova2106.12140v2 · C. Ashall, J. Lu, E. Y. Hsiao et al.2021 · 44 citationsarXiv
The Carnegie Chicago Hubble Program X: Tip of the Red Giant Branch Distances to NGC 5643 and NGC 14042101.12232v2 · Taylor J. Hoyt, Rachael L. Beaton, Wendy L. Freedman et al.2021 · 39 citationsarXiv
Multi-Wavelength, Optical (VI) and Near-Infrared (JHK) Calibration of the Tip of the Red Giant Branch Method based on Milky Way Globular Clusters2012.09701v1 · William Cerny, Wendy L. Freedman, Barry F. Madore et al.2020 · 7 citationsarXiv
The Astrophysical Distance Scale III: Distance to the Local Group Galaxy WLM using Multi-Wavelength Observations of the Tip of the Red Giant Branch, Cepheids, and JAGB Stars2012.04536v1 · Abigail J. Lee, Wendy L. Freedman, Barry F. Madore et al.2020 · 33 citationsarXiv
Cosmology Intertwined I: Perspectives for the Next Decade2008.11283v4 · Eleonora Di Valentino, Luis A. Anchordoqui, Ozgur Akarsu et al.2020 · 82 citationsAstropart. Phys. 131, 102606 (2021)
Cosmology Intertwined II: The Hubble Constant Tension2008.11284v4 · Eleonora Di Valentino, Luis A. Anchordoqui, Ozgur Akarsu et al.2020 · 514 citationsAstropart. Phys. 131, 102605 (2021)
Cosmology Intertwined III: and 2008.11285v4 · Eleonora Di Valentino, Luis A. Anchordoqui, Ozgur Akarsu et al.2020 · 418 citationsAstropart. Phys. 131, 102604 (2021)
Cosmology Intertwined IV: The Age of the Universe and its Curvature2008.11286v4 · Eleonora Di Valentino, Luis A. Anchordoqui, Ozgur Akarsu et al.2020 · 86 citationsAstropart. Phys. 131, 102607 (2021)
Measuring the stellar population parameters of the early-type galaxy NGC 3923 -- The challenging measurement of the initial mass function2008.09557v1 · A. Feldmeier-Krause, I. Lonoce, W. L. Freedman2020 · 8 citationsarXiv
Carnegie Supernova Project: Classification of Type Ia Supernovae2008.07636v1 · Anthony Burrow, E. Baron, Chris Ashall et al.2020 · 33 citationsarXiv
Carnegie Supernova Project II: The slowest rising Type Ia supernova LSQ14fmg and clues to the origin of super-Chandrasekhar/03fg-like events2008.05614v1 · E. Y. Hsiao, P. Hoeflich, C. Ashall et al.2020 · 43 citationsarXiv
Career total: at least 808 works. 213 are in this corpus.Showing the 50 most recent.
Profile built from the corpus for this byline.
Author records are still filling in while the Hub is in alpha. If this is your page, you'll be able to claim it soon. Spot a mistake? Tell us.