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As the largest radio telescope in the world, the Square Kilometre Array (SKA) will lead the next generation of radio astronomy. The feats of engineering required to construct the telescope array will be matched only by the techniques…

The Square Kilometre Array (SKA, https://skatelescope.org) will be the world's largest radio telescope. SKA Science Data Challenges will be regularly issued to the community as part of the science preparatory activities. The purpose of…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Anna Bonaldi , Robert Braun

The Square Kilometre Array Observatory (SKAO) faces unprecedented technological challenges due to the vast scale and complexity of its data. This paper provides an overview of research by the AMIGA group to address these computing and…

Instrumentation and Methods for Astrophysics · Physics 2026-01-13 Julián Garrido , Susana Sánchez , Edgar Ribeiro João , Roger Ianjamasimanana , Manuel Parra , Lourdes Verdes-Montenegro

Radio-astronomy is about to embark on a new way of doing science. The revolution that is about to take place is not due to the enormous sensitivity of the Square Kilometre Array, which is still a decade away, but due to its pathfinders,…

Instrumentation and Methods for Astrophysics · Physics 2015-05-20 Ray P. Norris

Next-generation telescopes will bring groundbreaking discoveries but they will also present new technological challenges. The Square Kilometre Array Observatory (SKAO) will be one of the most demanding scientific infrastructures, with a…

Instrumentation and Methods for Astrophysics · Physics 2025-03-21 I. Labadie-García , J. Garrido , L. Verdes-Montenegro , M. Á. Mendoza , M. Parra-Royón , S. Sánchez-Expósito , R. Ianjamasimanana

The Square Kilometre Array (SKA) project consists of delivering two largest radio telescope arrays being built by the SKA Observatory (SKAO), which is an intergovernmental organization bringing together nations from around the world with…

Instrumentation and Methods for Astrophysics · Physics 2022-10-03 Tao An , Xiaocong Wu , Baoqiang Lao , Shaoguang Guo , Zhijun Xu , Weijia Lv , Yingkang Zhang , Zhongli Zhang

The upcoming Square Kilometre Array (SKA) radio telescope will become the largest astronomical observation facility, and is expected to introduce revolutionary changes in major fields of natural sciences. These revolutionary changes help us…

Instrumentation and Methods for Astrophysics · Physics 2019-01-24 Tao An

Karabo is a versatile Python-based software framework simplifying research with radio astronomy data. It bundles existing software packages into a coherent whole to improve the ease of use of its components. Karabo includes useful…

The Square Kilometre Array (SKA) will be a formidable instrument for the detailed study of neutral hydrogen (HI) in external galaxies and in our own Galaxy and Local Group. The sensitivity of the SKA, its wide receiver bands, and the…

Astrophysics of Galaxies · Physics 2015-06-16 Lister Staveley-Smith , Tom Oosterloo

When completed the Square Kilometre Array (SKA) will feature an unprecedented rate of image generation. While previous generations of telescopes have relied on human expertise to extract scientifically interesting information from the…

Instrumentation and Methods for Astrophysics · Physics 2016-01-19 C. Hollitt , M. Johnston-Hollitt , S. Dehghan , M. Frean , T. Bulter-Yeoman

The Square Kilometre Array (SKA) will conduct the biggest spectroscopic galaxy survey ever, by detecting the 21cm emission line of neutral hydrogen (HI) from around a billion galaxies over 3/4 of the sky, out to a redshift of z~2. This will…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-08 S. Yahya , P. Bull , M. G. Santos , M. Silva , R. Maartens , P. Okouma , B. Bassett

The upcoming Square Kilometer Array (SKA) will set a new standard regarding data volume generated by an astronomical instrument, which is likely to challenge widely adopted data-analysis tools that scale inadequately with the data size. The…

Instrumentation and Methods for Astrophysics · Physics 2024-10-09 D. Cornu , P. Salomé , B. Semelin , A. Marchal , J. Freundlich , S. Aicardi , X. Lu , G. Sainton , F. Mertens , F. Combes , C. Tasse

The Square Kilometre Array (SKA) will be both the largest radio telescope ever constructed and the largest Big Data project in the known Universe. The first phase of the project will generate on the order of 5 zettabytes of data per year. A…

Instrumentation and Methods for Astrophysics · Physics 2018-11-21 Jamie Farnes , Ben Mort , Fred Dulwich , Stef Salvini , Wes Armour

The Square Kilometre Array (SKA), when it becomes functional, is expected to enrich neutron star (NS) catalogues by at least an order of magnitude over their current state. This includes the discovery of new NS objects leading to better…

Instrumentation and Methods for Astrophysics · Physics 2017-01-18 Mihir Arjunwadkar , Akanksha Kashikar , Manjari Bagchi

The Square Kilometer Array (SKA) has the potential to produce galaxy redshift surveys which will be competitive with other state of the art cosmological experiments in the next decade. In this chapter we summarise what capabilities the…

The SKA Observatory (SKAO), a landmark project in radio astronomy, seeks to address fundamental questions in astronomy. To process its immense data output, approximately 700 PB/year, a global network of SKA Regional Centres (SR-CNet) will…

New developments in data processing and visualization are being made in preparation for upcoming radioastronomical surveys planned with the Square Kilometre Array (SKA) and its precursors. A major goal is enabling extraction of science…

We present and analyse the results of the Science data challenge 3a (SDC3a, https://sdc3.skao.int/challenges/foregrounds), an EoR foreground-removal community-wide exercise organised by the Square Kilometre Array Observatory (SKAO). The…

Instrumentation and Methods for Astrophysics · Physics 2025-10-10 A. Bonaldi , P. Hartley , R. Braun , S. Purser , A. Acharya , K. Ahn , M. Aparicio Resco , O. Bait , M. Bianco , A. Chakraborty , E. Chapman , S. Chatterjee , K. Chege , H. Chen , X. Chen , Z. Chen , L. Conaboy , M. Cruz , L. Darriba , M. De Santis , P. Denzel , K. Diao , J. Feron , C. Finlay , B. Gehlot , S. Ghosh , S. K. Giri , R. Grumitt , S. E. Hong , T. Ito , M. Jiang , C. Jordan , S. Kim , M. Kim , J. Kim , S. P. Krishna , A. Kulkarni , M. López-Caniego , I. Labadie-García , H. Lee , D. Lee , N. Lee , J. Line , Y. Liu , Y. Mao , A. Mazumder , F. G. Mertens , S. Munshi , A. Nasirudin , S. Ni , V. Nistane , C. Norregaard , D. Null , A. Offringa , M. Oh , S. -H. Oh , D. Parkinson , J. Pritchard , M. Ruiz-Granda , V. Salvador López , H. Shan , R. Sharma , C. Trott , S. Yoshiura , L. Zhang , X. Zhang , Q. Zheng , Z. Zhu , S. Zuo , T. Akahori , P. Alberto , E. Allys , T. An , D. Anstey , J. Baek , Basavraj , S. Brackenhoff , P. Browne , E. Ceccotti , H. Chen , T. Chen , S. Choudhuri , M. Choudhury , J. Coles , J. Cook , D. Cornu , S. Cunnington , S. Das , E. De Lera Acedo , J. -M. Delou is , F. Deng , J. Ding , K. M. A. Elahi , P. Fernandez , C. Fernández , A. Fernández Alcázar , V. Galluzzi , L. -Y. Gao , U. Garain , J. Garrido , M. -L. Gendron-Marsolais , T. Gessey-Jones , H. Ghorbel , Y. Gong , S. Guo , K. Hasegawa , T. Hayashi , D. Herranz , V. Holanda , A. J. Holloway , I. Hothi , C. Höfer , V. Jelić , Y. Jiang , X. Jiang , H. Kang , J. -Y. Kim , L. V. Koopmans , R. Lacroix , E. Lee , S. Leeney , F. Levrier , Y. Li , Y. Liu , Q. Ma , R. Meriot , A. Mesinger , M. Mevius , T. Minoda , M. -A. Miville-Deschenes , J. Moldon , R. Mondal , C. Murmu , S. Murray , Nirmala SR , Q . Niu , C. Nunhokee , O. O'Hara , S. K. Pal , S. Pal , J. Park , M. Parra , N. N. Pa tra , B. Pindor , M. Remazeilles , P. Rey , J. A. Rubino-Martin , S. Saha , A. Selvaraj , B. Semelin , R. Shah , Y. Shao , A. K. Shaw , F. Shi , H. Shimabukuro , G. Singh , B. W. Sohn , M. Stagni , J. -L. Starck , C. Sui , J. D. Swinbank , J. Sánchez , S. Sánchez-Expósito , K. Takahashi , T. Takeuchi , A. Tripathi , L. Verdes-Montenegro , P. Vielva , F. R. Vitello , G. -J. Wang , Q. Wang , X. Wang , Y. Wang , Y. -X. Wang , T. Wiegert , A. Wild , W. L. Williams , L. Wolz , X. Wu , P. Wu , J. -Q. Xia , Y. Xu , R. Yan , Y. -P. Yan

The Square Kilometre Array (SKA) will make ground breaking discoveries in pulsar science. In this chapter we outline the SKA surveys for new pulsars, as well as how we will perform the necessary follow-up timing observations. The SKA's wide…

The domain of radio astronomy is currently facing significant computational challenges, foremost amongst which are those posed by the development of the world's largest radio telescope, the Square Kilometre Array (SKA). Preliminary…

Instrumentation and Methods for Astrophysics · Physics 2016-11-17 R. J. Lyon , J. M. Brooke , J. D. Knowles , B. W. Stappers
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