new direct method for measuring the Hubble constant from ...

The luminosity distance allows us to estimate a Hubble constant of H0 (cos i/0.7)1/2 = 42 ± 9 km s−1 Mpc−1. The interpretation of the observed time delays and ...

A new direct method for measuring the Hubble constant from ...

We show how wavelength-dependent time delays between continuum flux variations of active galactic nuclei (AGNs) can be used to test the standard black ...

A new direct method for measuring the Hubble constant from ...

A new direct method for measuring the Hubble constant from reverberating accretion discs in active galaxies. Stefan Collier,1* Keith Horne,1 Ignaz Wanders3 ...

New Hubble Constant Measurement Adds to Mystery of Universe's ...

These galaxies are selected from a Hubble Space Telescope program to measure the expansion rate of the universe, called the Hubble constant. The ...

An updated measurement of the Hubble constant from near-infrared ...

We present a measurement of the Hubble constant (H 0 ) using type Ia supernovae (SNe Ia) in the near-infrared (NIR) from the recently updated sample of SNe Ia ...

Measuring the Hubble constant from reverberating accretion discs in ...

Moreover, a new direct method is presented that combines observed time delays and the spectral energy distribution of an AGN to derive a redshift-independent ...

A new direct method for measuring the Hubble constant from ... - Scite

A new direct method for measuring the Hubble constant from reverberating accretion discs in active galaxies. S. Collier. ,. K. Horne. ,. I. Wanders 3. et al ...

New measure of Hubble constant adds to mystery about universe's ...

Wendy Freedman led a team that used distant stars to make a landmark measurement of this number, called the Hubble constant—but it disagrees ...

On measuring the Hubble constant with X-ray reverberation ...

We show that X-ray reverberation mapping can be used to measure the distance to type 1 active galactic nuclei (AGNs). This is because X-ray ...

[2109.07537] Measuring the Hubble constant with black sirens - arXiv

In the absence of a direct redshift measurement, the missing information on the left-hand side of the Hubble-Lemaître law is provided by the ...

New Measure of Hubble Constant Adds to Mystery of Universe's ...

In 1924, American astronomer Edwin Hubble announced that he discovered galaxies outside of our Milky Way by using the powerful new Hooker ...

[PDF] A NEW DIRECT METHOD FOR MEASURING THE HUBBLE ...

A NEW DIRECT METHOD FOR MEASURING THE HUBBLE CONSTANT FROM REVERBERATING ACCRETION DISCS IN ACTIVE GALAXIES · S. Collier, K. Horne, +1 author. B. Peterson ...

A new direct method for measuring the Hubble constant from ...

Dive into the research topics of 'A new direct method for measuring the Hubble constant from reverberating accretion discs in active galaxies'.

A Brand New Way to Determine Hubble's Constant - Astrobites

In 1929, astronomer Edwin Hubble discovered that the universe is expanding. He made this discovery by noticing a relation between the distance ...

Measuring the Hubble constant with black sirens

We investigate a recently proposed method for measuring the Hubble ... In the absence of a direct redshift measurement, the missing ...

Progress in direct measurements of the Hubble constant - NASA/ADS

... new data from the James Webb Space ... method, all methods that currently exhibit the demonstrably smallest statistical and systematic uncertainties.

A new measurement of the Hubble constant using Type Ia ...

We present a new calibration of the peak absolute magnitude of Type Ia supernovae (SNe Ia) based on the surface brightness fluctuations (SBF) method.

New approach refines the Hubble's constant and age of universe

In a paper published July 17 in the Astronomical Journal, he and colleagues unveil a new approach that recalibrates a distance-measuring tool ...

New approach refines the Hubble's constant and age of universe

In a paper published July 17 in the Astronomical Journal, he and colleagues unveil a new approach that recalibrates a distance-measuring tool ...

Progress in direct measurements of the Hubble constant - IOPscience

Particularly exciting are new data from the James Webb Space Telescope (JWST), for which we present an overview of our program and first results ...