activity
20092026
most citedGalaxy and Mass Assembly (GAMA): survey diagnostics and core data release

1.1k citations · 11.2k across the 112 of their papers we have counts for

collaborators

115 papers

astro-ph.IM2026

The LSST Science Pipelines Software: Optical Survey Pipeline Reduction and Analysis Environment

Rubin Observatory Science Pipelines Developers, Yusra AlSayyad, Robert Armstrong +83

The NSF-DOE Vera C. Rubin Observatory is executing the Legacy Survey of Space and Time (LSST) as its prime mission, producing a series of data releases over the ten-year survey. Th…

astro-ph.IM2026

An overview of stray light findings and interpretation during on-sky commissioning of LSSTCam

Gabriele Rodeghiero, Alex Drlica-Wagner, Alessio Taranto +78

Wide-field telescopes are intrinsically difficult to shield from unwanted stray and scattered light, while the search to identify sources of contaminating light is frequently a cha…

astro-ph.IM2026

Investigation and Mitigation of a Prominent Off-Axis Stray Light Path in Rubin Observatory Commissioning

Alex Drlica-Wagner, Alessio Taranto, Gabriele Rodeghiero +12

The "scratched tape" stray light feature is the most prominent and prevalent stray light artifact identified during the commissioning of the Vera C. Rubin Observatory. The scratche…

astro-ph.IM2026

In Situ Measurements of the Reflectances of the LSSTCam Optics and Assessing the Impact of Optical Ghosts

Aashay Pai, Alex Drlica-Wagner, Lee S. Kelvin +4

Optical ghosts are image artifacts caused by successive reflections of light between optical surfaces such as lenses, filters, and detectors. These artifacts are unavoidable due to…

astro-ph.IM2026

Modeling of the diffuse background produced by the Vera C. Rubin Observatory M2 baffle scattered light

Alessio Taranto, Gabriele Rodeghiero, Luca Rosignoli +58

The Vera C. Rubin Observatory, with its unprecedented field of view and fast focal ratio, will survey the entire sky every 3.5 nights. This unique capacity requires dealing with of…

astro-ph.IM2025★ 1 cited

Photometric Redshift Estimation for Rubin Observatory Data Preview 1 with Redshift Assessment Infrastructure Layers (RAIL)

T. Zhang, E. Charles, J. F. Crenshaw +87

We present the first systematic analysis of photometric redshifts (photo-z) estimated from the Rubin Observatory Data Preview 1 (DP1) data taken with the Legacy Survey of Space and…

astro-ph.GA2024

The Galaxy Zoo Catalogs for the Galaxy And Mass Assembly (GAMA) Survey

Benne W. Holwerda, Clayton Robertson, Kyle Cook +16

Galaxy Zoo is an online project to classify morphological features in extra-galactic imaging surveys with public voting. In this paper, we compare the classifications made for two…

astro-ph.GA2024

Merian: A Wide-Field Imaging Survey of Dwarf Galaxies at z~0.06-0.10

Shany Danieli, Erin Kado-Fong, Song Huang +32

We present the Merian Survey, an optical imaging survey optimized for studying the physical properties of bright star-forming dwarf galaxies. Merian is carried out with two medium-…

astro-ph.IM2024

Bright Star Subtraction Pipeline for LSST: Phase one report

Amir E. Bazkiaei, Lee S. Kelvin, Sarah Brough +3

We present the phase one report of the Bright Star Subtraction (BSS) pipeline for the Vera C. Rubin Observatory's Legacy Survey of Space and Time (LSST). This pipeline is designed…

astro-ph.IM2024

Bright Star Subtraction Pipeline for LSST: Progress Review

Amir E. Bazkiaei, Lee S. Kelvin, Sarah Brough +3

We present the Bright Star Subtraction (BSS) pipeline for the Vera C. Rubin Observatory's Legacy Survey of Space and Time (LSST). This pipeline generates an extended PSF model usin…

astro-ph.GA2024★ 19 cited

Strategies for optimal sky subtraction in the low surface brightness regime

A. E. Watkins, S. Kaviraj, C. C. Collins +5

The low surface brightness (LSB) regime ( mag arcsec) comprises a vast, mostly unexplored discovery space, from dwarf galaxies to the diffuse interstellar…

astro-ph.GA2023★ 32 cited

An almost dark galaxy with the mass of the Small Magellanic Cloud

Mireia Montes, Ignacio Trujillo, Ananthan Karunakaran +9

Almost Dark Galaxies are objects that have eluded detection by traditional surveys such as the Sloan Digital Sky Survey (SDSS). The low surface brightness of these galaxies ((…

astro-ph.GA2023★ 15 cited

The Merian Survey: Design, Construction, and Characterization of a Filter Set Optimized to Find Dwarf Galaxies and Measure their Dark Matter Halo Properties with Weak Lensing

Yifei Luo, Alexie Leauthaud, Jenny Greene +28

The Merian survey is mapping 850 degrees of the Hyper Suprime-Cam Strategic Survey Program (HSC-SSP) wide layer with two medium-band filters on the 4-meter Victor M. Bla…

astro-ph.GA2023★ 9 cited

The Loneliest Galaxies in the Universe: A GAMA and GalaxyZoo Study on Void Galaxy Morphology

Lori E. Porter, Benne W. Holwerda, Sandor Kruk +5

The large-scale structure (LSS) of the Universe is comprised of galaxy filaments, tendrils, and voids. The majority of the Universe's volume is taken up by these voids, which exist…

astro-ph.IM2023★ 17 cited

Sky Subtraction in an Era of Low Surface Brightness Astronomy

Lee S. Kelvin, Imran Hasan, J. Anthony Tyson

The Vera C. Rubin Observatory Wide-Fast Deep (WFD) sky survey will reach unprecedented surface brightness depths over tens of thousands of square degrees. Surface brightness photom…

astro-ph.GA2022

Galaxy And Mass Assembly: Galaxy Morphology in the Green Valley, Prominent rings and looser Spiral Arms

Dominic Smith, Lutz Haberzettl, L. E. Porter +15

Galaxies broadly fall into two categories: star-forming (blue) galaxies and quiescent (red) galaxies. In between, one finds the less populated ``green valley". Some of these galaxi…

astro-ph.GA2022★ 28 cited

Galaxy And Mass Assembly (GAMA): Bulge-disk decomposition of KiDS data in the nearby universe

Sarah Casura, Jochen Liske, Aaron S. G. Robotham +10

We derive single Sérsic fits and bulge-disk decompositions for 13096 galaxies at redshifts z < 0.08 in the GAMA II equatorial survey regions in the Kilo-Degree Survey (KiDS) g, r a…

astro-ph.IM2022

Faro: A framework for measuring the scientific performance of petascale Rubin Observatory data products

Leanne P. Guy, Keith Bechtol, Jeffrey L. Carlin +14

The Vera C. Rubin Observatory will advance many areas of astronomy over the next decade with its unique wide-fast-deep multi-color imaging survey, the Legacy Survey of Space and Ti…

astro-ph.GA2022★ 48 cited

Galapagos-2/Galfitm/GAMA -- multi-wavelength measurement of galaxy structure: separating the properties of spheroid and disk components in modern surveys

Boris Häußler, Marina Vika, Steven P. Bamford +6

We present the capabilities of Galapagos--2 and Galfitm in the context of fitting 2-component profiles to galaxies, on the way to providing complete multi-band, multi-component fit…

astro-ph.GA2022★ 11 cited

Galaxy And Mass Assembly (GAMA): Self-Organizing Map Application on Nearby Galaxies

B. W. Holwerda, Dominic Smith, Lori Porter +12

Galaxy populations show bimodality in a variety of properties: stellar mass, colour, specific star-formation rate, size, and Sérsic index. These parameters are our feature space. W…

astro-ph.GA2022★ 249 cited

Galaxy And Mass Assembly (GAMA): Data Release 4 and the z < 0.1 total and z < 0.08 morphological galaxy stellar mass functions

Simon P. Driver, Sabine Bellstedt, Aaron S. G. Robotham +67

In Galaxy And Mass Assembly Data Release 4 (GAMA DR4), we make available our full spectroscopic redshift sample. This includes 248682 galaxy spectra, and, in combination with earli…

astro-ph.GA2022★ 33 cited

North Ecliptic Pole merging galaxy catalogue

W. J. Pearson, L. E. Suelves, S. C. -C. Ho +17

We aim to generate a catalogue of merging galaxies within the 5.4 sq. deg. North Ecliptic Pole over the redshift range . To do this, imaging data from the Hyper Supr…

astro-ph.GA2021★ 201 cited

Galaxy Zoo DECaLS: Detailed Visual Morphology Measurements from Volunteers and Deep Learning for 314,000 Galaxies

Mike Walmsley, Chris Lintott, Tobias Geron +15

We present Galaxy Zoo DECaLS: detailed visual morphological classifications for Dark Energy Camera Legacy Survey images of galaxies within the SDSS DR8 footprint. Deeper DECaLS ima…

astro-ph.GA2021★ 56 cited

The Growth of Intracluster Light in XCS-HSC Galaxy Clusters from

Kate E. Furnell, Chris A. Collins, Lee S. Kelvin +14

We estimate the Intracluster Light (ICL) component within a sample of 18 clusters detected in XMM Cluster Survey (XCS) data using deep ( 26.8 mag) Hyper Suprime Cam Subaru St…