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After several years of intensive technological development Virtual Observatory resources have reached a level of maturity sufficient for their routine scientific exploitation. The Virtual Observatory is starting to be used by astronomers in…

Instrumentation and Methods for Astrophysics · Physics 2009-03-04 Igor Chilingarian

GRID-launcher-1.0 was built within the VO-Tech framework, as a software interface between the UK-ASTROGRID and a generic GRID infrastructures in order to allow any ASTROGRID user to launch on the GRID computing intensive tasks from the…

Astrophysics · Physics 2008-06-14 N. Deniskina , M. Brescia , S. Cavuoti , G. d'Angelo , O. Laurino , G. Longo

The knowledge discovery potential of the new large astronomical databases is vast. When these are used in conjunction with the rich legacy data archives, the opportunities for scientific discovery multiply rapidly. A Virtual Observatory…

Astrophysics · Physics 2007-05-23 Kirk D. Borne

Astronomy is entering a new era as multiple, large area, digital sky surveys are in production. The resulting datasets are truly remarkable in their own right; however, a revolutionary step arises in the aggregation of complimentary…

Astrophysics · Physics 2007-05-23 R. J Brunner , T. Prince , J. Good , T. Handley , C. Lonsdale , S. G. Djorgovski

The past decade has witnessed order of magnitude increases in computing power, data storage capacity and network speed, giving birth to applications which may handle large data volumes of increased complexity, distributed over the Internet.…

Databases · Computer Science 2007-05-23 F Estrella , C del Frate , T Hauer , R McClatchey , M Odeh , D Rogulin , S R Amendolia , D Schottlander , T Solomonides , R Warren

The virtual observatory (VO) is a collection of interoperable data archives, tools and applications that together form an environment in which original astronomical research can be carried out. The VO is opening up new ways of exploiting…

Instrumentation and Methods for Astrophysics · Physics 2009-11-11 Evanthia Hatziminaoglou

We describe preliminary investigations of using Docker for the deployment and testing of astronomy software. Docker is a relatively new containerisation technology that is developing rapidly and being adopted across a range of domains. It…

Software Engineering · Computer Science 2017-07-13 D. Morris , S. Voutsinas , N. C. Hambly , R. G. Mann

We present an algorithmic method for efficiently planning a long-term, large-scale multi-object spectroscopy program. The Sloan Digital Sky Survey V (SDSS-V) Focal Plane System performs multi-object spectroscopy using 500 robotic…

Astroinformatics is a new impact area in the world of astronomy, occasionally called the final frontier, where several astrophysicists, statisticians and computer scientists work together to tackle various data intensive astronomical…

Computational Engineering, Finance, and Science · Computer Science 2015-04-30 Snehanshu Saha , Surbhi Agrawal , Manikandan. R , Kakoli Bora , Swati Routh , Anand Narasimhamurthy

We describe the political and technical complications encountered during the astronomical CosmoGrid project. CosmoGrid is a numerical study on the formation of large scale structure in the universe. The simulations are challenging due to…

Instrumentation and Methods for Astrophysics · Physics 2015-07-07 Derek Groen , Simon Portegies Zwart

The majority of VO-compatible spectra handling applications operates only with a few spectra entirely downloaded from single or several SSAP servers. We try to identify the scientific cases which could immediately benefit from future SSAP…

Instrumentation and Methods for Astrophysics · Physics 2011-12-14 Petr Škoda

The proper scientific analysis of a large amount of stellar spectra requires certain capabilities of the analysing tool (e.g. precise semi-automatic fitting for normalisation of the continuum or line-list assisted measurement of spectral…

Instrumentation and Methods for Astrophysics · Physics 2011-12-14 Petr Škoda

The Virtual Observatory (VO) will revolutionise the way we do Astronomy, by allowing easy access to all astronomical data and by making the handling and analysis of datasets at various locations across the globe much simpler and faster. I…

Astrophysics · Physics 2009-11-10 P. Padovani

An array of large observational programs using ground-based and space-borne telescopes is planned in the next decade. The forthcoming wide-field sky surveys are expected to deliver a sheer volume of data exceeding an exabyte. Processing the…

Instrumentation and Methods for Astrophysics · Physics 2023-05-26 Kana Moriwaki , Takahiro Nishimichi , Naoki Yoshida

Astronomy produces extremely large data sets from ground-based telescopes, space missions, and simulation. The volume and complexity of these rich data sets require new approaches and advanced tools to understand the information contained…

Instrumentation and Methods for Astrophysics · Physics 2014-02-25 Demitri Muna , Eric Huff

Wider adoption of the Grid concept has led to an increasing amount of federated computational, storage and visualisation resources being available to scientists and researchers. Distributed and heterogeneous nature of these resources…

Distributed, Parallel, and Cluster Computing · Computer Science 2007-11-05 Aleksandar Lazarevic , Lionel Sacks , Ognjen Prnjat

Context. Towards the multimessenger era, the scientific demand for simultaneous observations with different facilities is continuously increasing. The main challenges of coordinating observations is the determination of common visibility…

Instrumentation and Methods for Astrophysics · Physics 2019-03-29 J. -U. Ness , C. Sánchez Fernández , A. Ibarra , R. Saxton , J. Salgado , E. Kuulkers , P. Kretschmar , M. Ehle , E. Salazar , C. Gabriel , M. Perdikeas

Scattering transforms are a new type of summary statistics recently developed for the study of highly non-Gaussian processes, which have been shown to be very promising for astrophysical studies. In particular, they allow one to build…

Instrumentation and Methods for Astrophysics · Physics 2024-11-22 Louise Mousset , Erwan Allys , Matthew A. Price , Jonathan Aumont , Jean-Marc Delouis , Ludovic Montier , Jason D. McEwen

"Grid" computing has emerged as an important new field, distinguished from conventional distributed computing by its focus on large-scale resource sharing, innovative applications, and, in some cases, high-performance orientation. In this…

Hardware Architecture · Computer Science 2007-05-23 Ian Foster , Carl Kesselman , Steven Tuecke

One of the fundamental concepts in Grid computing is the creation of Virtual Organizations (VO's): a set of resource consumers and providers that join forces to solve a common problem. Typical examples of Virtual Organizations include…