Results 1 to 10 of about 195,903 (197)

Independent analysis of μδ data of ILS and INDLS catalogs to obtain the spin of the bright Gaia DR2 reference frame [PDF]

open access: diamondSerbian Astronomical Journal, 2021
The Gaia DR2 reference frame should be without relative rotation to the quasars (QSOs) and consistent with the International Celestial Reference System (ICRS).
Damljanović G.   +2 more
doaj   +3 more sources

COSMOS2020: A Panchromatic View of the Universe to z ∼ 10 from Two Complementary Catalogs [PDF]

open access: yesAstrophysical Journal Supplement Series, 2021
The Cosmic Evolution Survey (COSMOS) has become a cornerstone of extragalactic astronomy. Since the last public catalog in 2015, a wealth of new imaging and spectroscopic data have been collected in the COSMOS field.
J. Weaver   +57 more
semanticscholar   +1 more source

Updated Void Catalogs of the SDSS DR7 Main Sample [PDF]

open access: yesAstrophysical Journal Supplement Series, 2022
We produce several public void catalogs using a volume-limited subsample of the Sloan Digital Sky Survey Data Release 7 (SDSS DR7). Using new implementations of three different void-finding algorithms, VoidFinder and two ZOBOV-based algorithms (VIDE and ...
K. Douglass, Dahlia Veyrat, S. Benzvi
semanticscholar   +1 more source

Seismic magnitude clustering is prevalent in field and laboratory catalogs

open access: yesNature Communications, 2023
Clustering of earthquake magnitudes is actively debated. Here, the authors show statistically significant magnitude clustering present in many different field and laboratory catalogs at a wide range of spatial scales (mm to 1000 km).
Q. Xiong   +4 more
semanticscholar   +1 more source

Data Catalogs in the Enterprise: Applications and Integration

open access: yesDatenbank-Spektrum, 2023
Despite investing heavily in data-related technology and human resources, enterprises are still struggling to derive value from data. To foster data value creation and move toward a data-driven enterprise, adequate data management and data governance ...
Nils Jahnke, B. Otto
semanticscholar   +1 more source

The ALPINE-ALMA [CII] survey: Data processing, catalogs, and statistical source properties [PDF]

open access: yesAstronomy & Astrophysics, 2020
The Atacama Large Millimeter Array (ALMA) Large Program to INvestigate [CII] at Early times (ALPINE) targets the [CII] 158 μm line and the far-infrared continuum in 118 spectroscopically confirmed star-forming galaxies between z = 4.4 and z = 5.9.
M. Béthermin   +35 more
semanticscholar   +1 more source

An Adaptable Random Forest Model for the Declustering of Earthquake Catalogs

open access: yesJournal of Geophysical Research: Solid Earth, 2022
Earthquake catalogs are essential to analyze the evolution of active fault systems. The background seismicity rate, or rate of earthquakes that are not directly triggered by other earthquakes, directly relates to the stressing rate, a crucial quantity ...
F. Aden-Antoniow, W. Frank, L. Seydoux
semanticscholar   +1 more source

Nearest Neighbor Method for Discriminating Aftershocks and Duplicates When Merging Earthquake Catalogs

open access: yesFrontiers in Earth Science, 2022
Early aftershocks contain important information about the physics of earthquake occurrence and postseismic relaxation processes. However, the standard catalogs of early aftershocks are usually incomplete. Many events can be missed in the main shock coda,
I. Vorobieva   +5 more
semanticscholar   +1 more source

Large Synoptic Survey Telescope: From science drivers to reference design [PDF]

open access: yesSerbian Astronomical Journal, 2008
In the history of astronomy, major advances in our understanding of the Universe have come from dramatic improvements in our ability to accurately measure astronomical quantities. Aided by rapid progress in information technology, current sky surveys are
Ivezić Ž.   +19 more
doaj   +1 more source

The 100 strongest radio point sources in the field of the Large Magellanic Cloud at 1.4 GHz [PDF]

open access: yesSerbian Astronomical Journal, 2009
We present the 100 strongest 1.4 GHz point sources from a new mosaic image in the direction of the Large Magellanic Cloud (LMC). The observations making up the mosaic were made using Australia Telescope Compact Array (ATCA) over a ten year period and ...
Payne J.L.   +4 more
doaj   +1 more source

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