Distortions in space-time could put Einstein's theory of relativity to the ultimate test

The article concludes: "It will be possible to measure the distortion of time with the data delivered by these surveys," Bonvin said. "This is very interesting because, for the first time, we will be able to compare the distortion of time with that of space, to test if general relativity is valid, and we will also be able to compare the distortion of time with the velocity of galaxies, to see if Euler's equation is valid. With one new measurement, we will be able to test two fundamental laws."

Okay, what happened with this report where time dilation is tested and claimed to support GR using high redshift quasars?

Quasar 'clocks' show the universe was five times slower soon after the Big Bang, https://phys.org/news/2023-06-quasar-clocks-universe-slower-big.html

ref - Detection of the cosmological time dilation of high-redshift quasars, https://www.nature.com/articles/s41550-023-02029-2, 03-July-2023.

My note, using the age for the universe at about 1E+9 years old (1 Gyr) and Ned Wright cosmology calculator (https://lambda.gsfc.nasa.gov/toolbox/calculators.html), I get z about 6.0 for the redshift. This indicates time dilation support for the GR metric used to show expanding space. At redshift 6, comoving radial distance 27.487 Gly. Using H0 = 69 km/s/Mpc, space expands at 1.9396649E+00 or about 1.94 x c velocity. This must be true too when accepting the time dilation explanation for the distant quasars in the study. The origin of the SMBH seen, remains difficult to account for in BB cosmology.
 
In ref to my post #3, here is another link on this subject.


“With these new data and analysis, however, we’ve been able to find the elusive tick of the quasars and they behave just as Einstein’s relativity predicts."

Powerful statements here on GR and expanding universe :) As I noted in post #3, SMBH are seen in the study as well as space expanding nearly 2x c velocity is needed too. Both *seeing* naturally evolve in the universe and measure accurately, looks difficult.
 
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The article concludes: "It will be possible to measure the distortion of time with the data delivered by these surveys," Bonvin said. "This is very interesting because, for the first time, we will be able to compare the distortion of time with that of space, to test if general relativity is valid, and we will also be able to compare the distortion of time with the velocity of galaxies, to see if Euler's equation is valid. With one new measurement, we will be able to test two fundamental laws."

Okay, what happened with this report where time dilation is tested and claimed to support GR using high redshift quasars?

Quasar 'clocks' show the universe was five times slower soon after the Big Bang, https://phys.org/news/2023-06-quasar-clocks-universe-slower-big.html

ref - Detection of the cosmological time dilation of high-redshift quasars, https://www.nature.com/articles/s41550-023-02029-2, 03-July-2023.

My note, using the age for the universe at about 1E+9 years old (1 Gyr) and Ned Wright cosmology calculator (https://lambda.gsfc.nasa.gov/toolbox/calculators.html), I get z about 6.0 for the redshift. This indicates time dilation support for the GR metric used to show expanding space. At redshift 6, comoving radial distance 27.487 Gly. Using H0 = 69 km/s/Mpc, space expands at 1.9396649E+00 or about 1.94 x c velocity. This must be true too when accepting the time dilation explanation for the distant quasars in the study. The origin of the SMBH seen, remains difficult to account for in BB cosmology.

The article concludes: "It will be possible to measure the distortion of time with the data delivered by these surveys," Bonvin said. "This is very interesting because, for the first time, we will be able to compare the distortion of time with that of space, to test if general relativity is valid, and we will also be able to compare the distortion of time with the velocity of galaxies, to see if Euler's equation is valid. With one new measurement, we will be able to test two fundamental laws."

Okay, what happened with this report where time dilation is tested and claimed to support GR using high redshift quasars?

Quasar 'clocks' show the universe was five times slower soon after the Big Bang, https://phys.org/news/2023-06-quasar-clocks-universe-slower-big.html

ref - Detection of the cosmological time dilation of high-redshift quasars, https://www.nature.com/articles/s41550-023-02029-2, 03-July-2023.

My note, using the age for the universe at about 1E+9 years old (1 Gyr) and Ned Wright cosmology calculator (https://lambda.gsfc.nasa.gov/toolbox/calculators.html), I get z about 6.0 for the redshift. This indicates time dilation support for the GR metric used to show expanding space. At redshift 6, comoving radial distance 27.487 Gly. Using H0 = 69 km/s/Mpc, space expands at 1.9396649E+00 or about 1.94 x c velocity. This must be true too when accepting the time dilation explanation for the distant quasars in the study. The origin of the SMBH seen, remains difficult to account for in BB cosmology.

The article concludes: "It will be possible to measure the distortion of time with the data delivered by these surveys," Bonvin said. "This is very interesting because, for the first time, we will be able to compare the distortion of time with that of space, to test if general relativity is valid, and we will also be able to compare the distortion of time with the velocity of galaxies, to see if Euler's equation is valid. With one new measurement, we will be able to test two fundamental laws."

Okay, what happened with this report where time dilation is tested and claimed to support GR using high redshift quasars?

Quasar 'clocks' show the universe was five times slower soon after the Big Bang, https://phys.org/news/2023-06-quasar-clocks-universe-slower-big.html

ref - Detection of the cosmological time dilation of high-redshift quasars, https://www.nature.com/articles/s41550-023-02029-2, 03-July-2023.

My note, using the age for the universe at about 1E+9 years old (1 Gyr) and Ned Wright cosmology calculator (https://lambda.gsfc.nasa.gov/toolbox/calculators.html), I get z about 6.0 for the redshift. This indicates time dilation support for the GR metric used to show expanding space. At redshift 6, comoving radial distance 27.487 Gly. Using H0 = 69 km/s/Mpc, space expands at 1.9396649E+00 or about 1.94 x c velocity. This must be true too when accepting the time dilation explanation for the distant quasars in the study. The origin of the SMBH seen, remains difficult to account for in BB cosmology.

In ref to my post #3, here is another link on this subject.


“With these new data and analysis, however, we’ve been able to find the elusive tick of the quasars and they behave just as Einstein’s relativity predicts."

Powerful statements here on GR and expanding universe :) As I noted in post #3, SMBH are seen in the study as well as space expanding nearly 2x c velocity is needed too. Both *seeing* naturally evolve in the universe and measure accurately, looks difficult.
Both *seeing* naturally evolve in the universe and measure accurately,
 
So, if things appear to be slower in the distant universe due to time dilation effects, then that should account for some of the redshift.

But, it also makes it even harder to explain how stars and galaxies evolved faster than predicted by the BBT.
 
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All familiar matter—Earth, the rest of the solar system, stars, galaxies, and interstellar gas—accounts for only about one-sixth of the mass of the universe. Scientists can see the effects of the rest of the universe’s mass, which they call dark matter. Its presence in galaxies makes them rotate more quickly than if only normal matter were there, and high concentrations of it noticeably bend light coming from far away.