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Images of the Hubble Ultra Deep Field are analyzed to obtain a catalog of galaxies for which the angular sizes, surface brightness, photometric redshifts, and absolute magnitudes are found. The catalog contains a total of about 4000…

Cosmology and Nongalactic Astrophysics · Physics 2010-11-11 Nikita V. Nabokov , Yuriy V. Baryshev

We present an optimised galaxy cluster finder, 3D-Matched-Filter (3D-MF), which utilises galaxy cluster radial profiles, luminosity functions and redshift information to detect galaxy clusters in optical surveys. This method is an…

Cosmology and Nongalactic Astrophysics · Physics 2011-04-07 M. Milkeraitis , L. Van Waerbeke , C. Heymans , H. Hildebrandt , J. P. Dietrich , T. Erben

As a legacy of the Hubble Space Telescope, a multi-cycle public survey has recently been approved and began to scan an area of approximately 0.5 degrees x 1.5 degrees in one quadrant of M31, using two cameras and several filters. The…

Astrophysics of Galaxies · Physics 2010-11-09 L. R. Bedin

The Blanco Cosmology Survey is 4-band (griz) optical-imaging survey that covers ~80 square degrees of the southern sky. The survey consists of two fields roughly centered at (RA,DEC) = (23h,-55d) and (5h30m,-53d) with imaging designed to…

Astrophysics of Galaxies · Physics 2015-06-19 L. E. Bleem , B. Stalder , M. Brodwin , M. T. Busha , M. D. Gladders , F. W. High , A. Rest , R. H. Wechsler

Modern galaxy surveys demand extensive survey volumes and resolutions surpassing current dark matter-only simulations' capabilities. To address this, many methods employ effective bias models on the dark matter field to approximate object…

Cosmology and Nongalactic Astrophysics · Physics 2024-05-08 Daniel Forero-Sánchez , Francisco-Shu Kitaura , Francesco Sinigaglia , Jose María Coloma-Nadal , Jean-Paul Kneib

A new class of geometric statistics for analyzing galaxy catalogs is presented. {\it Filament statistics} quantify filamentarity and planarity in large scale structure in a manner consistent with catalog visualizations. These statistics are…

Astrophysics · Physics 2007-05-23 Romeel Davé , Doug Hellinger , Richard Nolthenius , Joel Primack , Anatoly Klypin

The 6dF Galaxy Survey is measuring around 150000 redshifts and 15000 peculiar velocities from galaxies over the southern sky at |b|>10 degrees. When complete, it will be the largest survey of its kind by more than an order of magnitude.…

Astrophysics · Physics 2009-11-11 D. Heath Jones , Will Saunders , Mike Read , Matthew Colless

Using a high-performance computing cluster to mosaic 4,787 pointings, we have imaged the 100 sq. deg. South Pole Telescope (SPT) deep-field at 2.1 GHz using the Australian Telescope Compact Array to an rms of 80 $\mu$Jy and a resolution of…

Astrophysics of Galaxies · Physics 2016-02-08 A. N. O'Brien , N. F. H. Tothill , R. P. Norris , M. D. Filipović

Upcoming deep optical surveys, such as the Vera C. Rubin Observatory Legacy Survey of Space and Time (LSST), will scan the sky to unprecedented depths, detecting billions of galaxies. However, this amount of detections will lead to the…

Cosmology and Nongalactic Astrophysics · Physics 2024-12-04 Manon Ramel , Cyrille Doux , Marine Kuna

We report the detection of a significant (5.5 sigma) excess of correlations between galaxy ellipticities at scales ranging from 0.5 to 3.5 arc-minutes. This detection of a gravitational lensing signal by large-scale structure was made using…

The Cosmic Assembly Near-infrared Deep Extragalactic Legacy Survey (CANDELS) is designed to document the first third of galactic evolution, over the approximate redshift (z) range 8--1.5. It will image >250,000 distant galaxies using three…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-28 Norman A. Grogin , Dale D. Kocevski , S. M. Faber , Henry C. Ferguson , Anton M. Koekemoer , Adam G. Riess , Viviana Acquaviva , David M. Alexander , Omar Almaini , Matthew L. N. Ashby , Marco Barden , Eric F. Bell , Frédéric Bournaud , Thomas M. Brown , Karina I. Caputi , Stefano Casertano , Paolo Cassata , Marco Castellano , Peter Challis , Ranga-Ram Chary , Edmond Cheung , Michele Cirasuolo , Christopher J. Conselice , Asantha Roshan Cooray , Darren J. Croton , Emanuele Daddi , Tomas Dahlen , Romeel Davé , Duília F. de Mello , Avishai Dekel , Mark Dickinson , Timothy Dolch , Jennifer L. Donley , James S. Dunlop , Aaron A. Dutton , David Elbaz , Giovanni G. Fazio , Alexei V. Filippenko , Steven L. Finkelstein , Adriano Fontana , Jonathan P. Gardner , Peter M. Garnavich , Eric Gawiser , Mauro Giavalisco , Andrea Grazian , Yicheng Guo , Nimish P. Hathi , Boris Häussler , Philip F. Hopkins , Jia-Sheng Huang , Kuang-Han Huang , Saurabh W. Jha , Jeyhan S. Kartaltepe , Robert P. Kirshner , David C. Koo , Kamson Lai , Kyoung-Soo Lee , Weidong Li , Jennifer M. Lotz , Ray A. Lucas , Piero Madau , Patrick J. McCarthy , Elizabeth J. McGrath , Daniel H. McIntosh , Ross J. McLure , Bahram Mobasher , Leonidas A. Moustakas , Mark Mozena , Kirpal Nandra , Jeffrey A. Newman , Sami-Matias Niemi , Kai G. Noeske , Casey J. Papovich , Laura Pentericci , Alexandra Pope , Joel R. Primack , Abhijith Rajan , Swara Ravindranath , Naveen A. Reddy , Alvio Renzini , Hans-Walter Rix , Aday R. Robaina , Steven A. Rodney , David J. Rosario , Piero Rosati , Sara Salimbeni , Claudia Scarlata , Brian Siana , Luc Simard , Joseph Smidt , Rachel S. Somerville , Hyron Spinrad , Amber N. Straughn , Louis-Gregory Strolger , Olivia Telford , Harry I. Teplitz , Jonathan R. Trump , Arjen van der Wel , Carolin Villforth , Risa H. Wechsler , Benjamin J. Weiner , Tommy Wiklind , Vivienne Wild , Grant Wilson , Stijn Wuyts , Hao-Jing Yan , Min S. Yun

Context. The XXL Survey is the largest survey carried out by the XMM-Newton satellite and covers a total area of 50 square degrees distributed over two fields. It primarily aims at investigating the large-scale structures of the Universe…

The FIRBACK (Far Infrared BACKground) survey is one of the deepest imaging surveys carried out at 170 microns with ISOPHOT onboard ISO, and is aimed at the study of the structure of the Cosmic Far Infrared Background. This paper provides…

We present the Heraklion Extragalactic Catalogue, or HECATE, an all-sky value-added galaxy catalogue, aiming to facilitate present and future multi-wavelength and multi-messenger studies in the local Universe. It contains 204,733 galaxies…

The Sloan Digital Sky Survey (SDSS) is making a multi-colour, three dimensional map of the nearby Universe. The survey is in two parts. The first part is imaging one quarter of the sky in five colours from the near ultraviolet to the near…

Astrophysics · Physics 2019-08-14 Jon Loveday

We present and describe the astro-photometric catalog of more than 800,000 sources found in the Hubble Tarantula Treasury Project (HTTP). HTTP is a Hubble Space Telescope (HST) Treasury program designed to image the entire 30 Doradus region…

The Spitzer-COSMOS survey (S-COSMOS) is a Legacy program (Cycles 2+3) designed to carry out a uniform deep survey of the full 2 sq deg COSMOS field in all seven Spitzer bands (3.6, 4.5, 5.6, 8.0, 24.0, 70.0, 160.0 u). This paper describes…

The recently initiated Arecibo Legacy Fast ALFA (ALFALFA) survey aims to map 7000 square degrees of the high galactic latitude sky visible from Arecibo, providing a HI line spectral database covering the redshift range between -1600 km/s…

Astrophysics · Physics 2008-11-26 Riccardo Giovanelli , Martha P. Haynes , Brian R. Kent

We present a current catalog of 21 cm HI line sources extracted from the Arecibo Legacy Fast Arecibo L-band Feed Array (ALFALFA) survey over ~2800 square degrees of sky: the alpha.40 catalog. Covering 40% of the final survey area, the…

The Australian SKA Pathfinder (ASKAP) has surveyed the sky at multiple frequencies as part of the Rapid ASKAP Continuum Survey (RACS). The first two RACS observing epochs, at 887.5 (RACS-low) and 1367.5 (RACS-mid) MHz, have been released…