activity
19982026
most citedThe Carnegie-Chicago Hubble Program. VIII. An Independent Determination of the Hubble Constant Based on the Tip of the Red Giant Branch

825 citations · 7.7k across the 112 of their papers we have counts for

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26 papers · 1 filter

astro-ph.CO2026

The host galaxies of 2003fg-like type Ia supernovae

Lluís Galbany, Chris Ashall, Jing Lu +19

SN~2003fg-like events are a peculiar type Ia supernova (SN~Ia) subtype characterized by broader light curves, higher near-infrared luminosities, and stronger carbon absorptions at…

astro-ph.CO2025

Carnegie Supernova Project: Fast-Declining Type Ia Supernovae as Cosmological Distance Indicators

M. M. Phillips, Syed A. Uddin, Christopher R. Burns +16

In this paper, the suitability of fast-declining Type Ia supernovae (SNe Ia) as cosmological standard candles is examined utilizing a Hubble Flow sample of 43 of these objects obse…

astro-ph.CO2024★ 5 cited

Hawai'i Supernova Flows: A Peculiar Velocity Survey Using Over a Thousand Supernovae in the Near-Infrared

Aaron Do, Benjamin J. Shappee, John L. Tonry +15

We introduce the Hawai'i Supernova Flows project and present summary statistics of the first 1,217 astronomical transients observed, 668 of which are spectroscopically classified T…

astro-ph.CO2023★ 14 cited

Carnegie Supernova Project-I and -II: Measurements of using Cepheid, TRGB, and SBF Distance Calibration to Type Ia Supernovae

Syed A. Uddin, Christopher R. Burns, Mark M. Phillips +44

We present an analysis of Type Ia Supernovae (SNe~Ia) from both the Carnegie Supernova Project~I (CSP-I) and II (CSP-II), and extend the Hubble diagram from the optical to the near…

astro-ph.CO2022★ 34 cited

An updated measurement of the Hubble constant from near-infrared observations of Type Ia supernovae

Lluís Galbany, Thomas de Jaeger, Adam G. Riess +11

We present a measurement of the Hubble constant () using type Ia supernova (SNe Ia) in the near-infrared (NIR) from the recently updated sample of SNe Ia in nearby galaxies wi…

astro-ph.CO2022★ 10 cited

Testing the Homogeneity of Type Ia Supernovae in the Near-Infrared for Accurate Distance Estimations

T. E. Müller-Bravo, L. Galbany, E. Karamehmetoglu +16

Type Ia Supernovae (SNe Ia) have been extensively used as standardisable candles in the optical for several decades. However, SNe Ia have shown to be more homogeneous in the near-i…