English
Related papers

Related papers: Correlation Analysis of SFI Peculiar Velocities

200 papers

The peculiar velocity field offers a unique way to probe dark matter density field on large scales at low redshifts. In this work, we have compiled a new sample of 465 peculiar velocities from low redshift $(z < 0.067)$ Type Ia supernovae.…

Cosmology and Nongalactic Astrophysics · Physics 2020-10-05 Supranta S. Boruah , Michael J. Hudson , Guilhem Lavaux

We study the peculiar velocity field inferred from the Mark III spirals using a new method of analysis. We estimate optimal values of Tully-Fisher scatter and zero-point offset, and we derive the 3-dimensional rms peculiar velocity…

Astrophysics · Physics 2009-10-31 Nelson Padilla , Diego G. Lambas

Peculiar velocity measurements are the only tool available in the low-redshift Universe for mapping the large-scale distribution of matter and can thus be used to constrain cosmology. Using redshifts from the 2M++ redshift compilation, we…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-24 Jonathan Carrick , Stephen J. Turnbull , Guilhem Lavaux , Michael J. Hudson

We present cosmological parameter constraints from the SFI++ galaxy peculiar velocity survey, the largest galaxy peculiar velocity sample to date. The analysis is performed by using the gridding method developed in Abate et al. (2008). We…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-13 Alexandra Abate , Pirin Erdogdu

The Tully-Fisher (Tully and Fisher 1977; TF) relation is applied to obtain peculiar velocities of field spirals galaxies and to calculate dipoles of the peculiar velocity field to cz ~ 8000 km/s. The field galaxy sample is spatially…

Astrophysics · Physics 2009-10-30 R. Giovanelli , M. Haynes , W. Freudling , L. da Costa , J. Salzer , G. Wegner

We have obtained I band Tully-Fisher (TF) measurements for 522 late-type galaxies in the fields of 52 rich Abell clusters distributed throughout the sky between 50 and 200\h Mpc. Here we estimate corrections to the data for various forms of…

This study assesses the utility of applying the Tully-Fisher (TF) relation using photometric data from the 2MASS project. This is achieved by performing a preliminary analysis using 2MASS extended source data with the SCI sample of…

Astrophysics · Physics 2007-05-23 Steven P. Bamford

Recently, peculiar velocity measurements became available for a new sample of galaxy clusters. From an accurately calibrated Tully-Fisher relation for spiral galaxies, we compute the rms cluster peculiar velocity and compare it to the…

Astrophysics · Physics 2009-10-30 S. Borgani , L. N. da Costa , W. Freudling , R. Giovanelli , M. P. Haynes , J. Salzer , G. Wegner

In this paper we investigate the statistical properties of the Tully-Fisher relation for a sample of 32 galaxies with measured distances from the Cepheid period-luminosity relation and/or TRGB stars. We take advantage of panchromatic…

Astrophysics of Galaxies · Physics 2017-07-06 Anastasia A. Ponomareva , Marc A. W. Verheijen , Reynier F. Peletier , Albert Bosma

We present measurements of the velocity power spectrum and constraints on the growth rate of structure $f\sigma_{8}$, at redshift zero, using the peculiar motions of 2,062 galaxies in the completed 2MASS Tully-Fisher survey (2MTF). To…

Peculiar velocities are an important probe of the mass distribution in the Universe and the growth rate of structure, directly measuring the effects of gravity on the largest scales and providing a test for theories of gravity. Comparing…

Cosmology and Nongalactic Astrophysics · Physics 2024-04-30 Paula Boubel , Matthew Colless , Khaled Said , Lister Staveley-Smith

This study is a part of the Cosmicflows-4 project with the aim of measuring the distances of more than ~10,000 spiral galaxies in the local universe up to ~15,000 km/s. New HI linewidth information has come primarily from the Arecibo Legacy…

This is the second in a series of papers in which we compare Tully-Fisher (TF) data from the Mark III Catalog with predicted peculiar velocities based on the IRAS galaxy redshift survey and gravitational instability theory, using a rigorous…

Astrophysics · Physics 2009-10-30 Jeffrey A. Willick , Michael A. Strauss

In this paper we derive a Tully Fisher relation from measured I band photometry and H$\alpha$ rotation curves of a large survey of southern sky spiral galaxies, obtained in Persic \& Salucci (1995) by deprojecting and folding the raw…

Astrophysics · Physics 2007-05-23 M. A. Hendry , S. Rauzy , P. Salucci , M. Persic

Observational parameters which can be used for redshift-independent distance determination using the Tully-Fisher (TF) technique are given for 782 spiral galaxies in the fields of 24 clusters or groups. I band photometry for the full sample…

Astrophysics · Physics 2009-07-28 R. Giovanelli , M. Haynes , T. Herter , N. Vogt , L. da Costa , W. Freudling , J. Salzer , G. Wegner

We demonstrate that the comparison of Tully-Fisher relations (TFRs) derived from global HI line widths to TFRs derived from the circular velocity profiles of dynamical models (or stellar kinematic observations corrected for asymmetric…

Astrophysics of Galaxies · Physics 2015-05-19 Michael J. Williams , Martin Bureau , Michele Cappellari

Using the Tully-Fisher relation, we derive peculiar velocities for the 2MASS Tully-Fisher Survey and describe the velocity field of the nearby Universe. We use adaptive kernel smoothing to map the velocity field, and compare it to…

In a previous paper, we have demonstrated the importance to define a statistical model describing the observed linear correlation between the absolute magnitude $M$ and the log line width distance indicator $p$ of galaxies (the Tully-Fisher…

Astrophysics · Physics 2007-05-23 S. Rauzy , R. Triay

We present a study of the stellar and baryonic Tully-Fisher relation within the redshift range of $0.6 \leq z \leq 2.5$ utilizing observations of \sfgs. This dataset, as explored in \citet{GS23}, comprises of disk-like galaxies spanning a…

Astrophysics of Galaxies · Physics 2024-09-25 Gauri Sharma , Varenya Upadhyaya , Paolo Salucci , Shantanu Desai

Our previous analyses of the redshifts and distances of galaxies included 55 spiral galaxies and 36 Type Ia Supernovae galaxies in three separate groups. All groups showed evidence that their radial velocities contain the same discrete…

Astrophysics · Physics 2007-05-23 M. B. Bell , S. P. Comeau , D. G. Russell