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Related papers: SKA-VLBI Key Science Programmes

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The low-frequency radio telescope of the Square Kilometre Array (SKA) is being built by the international radio astronomical community to (i) have orders of magnitude higher sensitivity and (ii) be able to map the sky several hundred times…

Instrumentation and Methods for Astrophysics · Physics 2023-05-29 Agaram Raghunathan , Keerthipriya Satish , Arasi Sathyamurthy , T. Prabu , B. S. Girish , K. S. Srivani , Shiv K. Sethi

This document describes the advantages of applying "Source/Frequency Phase Referencing" (SFPR) techniques to the analysis of VLBI observations with VSOP-2, for high precision astrometric measurements and/or increased sensitivity. The SFPR…

Instrumentation and Methods for Astrophysics · Physics 2009-10-08 Maria J. Rioja , Richard Dodson

The Square Kilometre Array (SKA), currently under design, will be a transformational facility for studying the Universe at centimetre and metre wavelengths in the next decade and beyond. This paper provides the current best estimate of the…

Instrumentation and Methods for Astrophysics · Physics 2020-01-01 Robert Braun , Anna Bonaldi , Tyler Bourke , Evan Keane , Jeff Wagg

The Large Synoptic Survey Telescope is designed to provide an unprecedented optical imaging dataset that will support investigations of our Solar System, Galaxy and Universe, across half the sky and over ten years of repeated observation.…

Instrumentation and Methods for Astrophysics · Physics 2017-08-16 LSST Science Collaboration , Phil Marshall , Timo Anguita , Federica B. Bianco , Eric C. Bellm , Niel Brandt , Will Clarkson , Andy Connolly , Eric Gawiser , Zeljko Ivezic , Lynne Jones , Michelle Lochner , Michael B. Lund , Ashish Mahabal , David Nidever , Knut Olsen , Stephen Ridgway , Jason Rhodes , Ohad Shemmer , David Trilling , Kathy Vivas , Lucianne Walkowicz , Beth Willman , Peter Yoachim , Scott Anderson , Pierre Antilogus , Ruth Angus , Iair Arcavi , Humna Awan , Rahul Biswas , Keaton J. Bell , David Bennett , Chris Britt , Derek Buzasi , Dana I. Casetti-Dinescu , Laura Chomiuk , Chuck Claver , Kem Cook , James Davenport , Victor Debattista , Seth Digel , Zoheyr Doctor , R. E. Firth , Ryan Foley , Wen-fai Fong , Lluis Galbany , Mark Giampapa , John E. Gizis , Melissa L. Graham , Carl Grillmair , Phillipe Gris , Zoltan Haiman , Patrick Hartigan , Suzanne Hawley , Renee Hlozek , Saurabh W. Jha , C. Johns-Krull , Shashi Kanbur , Vassiliki Kalogera , Vinay Kashyap , Vishal Kasliwal , Richard Kessler , Alex Kim , Peter Kurczynski , Ofer Lahav , Michael C. Liu , Alex Malz , Raffaella Margutti , Tom Matheson , Jason D. McEwen , Peregrine McGehee , Soren Meibom , Josh Meyers , Dave Monet , Eric Neilsen , Jeffrey Newman , Matt O'Dowd , Hiranya V. Peiris , Matthew T. Penny , Christina Peters , Radoslaw Poleski , Kara Ponder , Gordon Richards , Jeonghee Rho , David Rubin , Samuel Schmidt , Robert L. Schuhmann , Avi Shporer , Colin Slater , Nathan Smith , Marcelles Soares-Santos , Keivan Stassun , Jay Strader , Michael Strauss , Rachel Street , Christopher Stubbs , Mark Sullivan , Paula Szkody , Virginia Trimble , Tony Tyson , Miguel de Val-Borro , Stefano Valenti , Robert Wagoner , W. Michael Wood-Vasey , Bevin Ashley Zauderer

A space-based very long baseline interferometry (VLBI) programme, named as the Cosmic Microscope, is proposed to involve dual VLBI telescopes in the space working together with giant ground-based telescopes (e.g., Square Kilometre Array,…

Instrumentation and Methods for Astrophysics · Physics 2022-05-19 Tao An , Sumit Jaiswal , Prashanth Mohan , Zhen Zhao , Baoqiang Lao

The singular way of scheduling at major observatories has favored certain types of astronomy. This has led to the discrimination of certain types of observations which could not be accommodated. It is the goal of future operations to open…

Astrophysics · Physics 2015-06-24 B. Leibundgut

It is an exceptionally opportune time for Astrophysics when a number of next-generation mega-instruments are poised to observe the universe across the entire electromagnetic spectrum with unprecedented data quality. The Square Kilometre…

The generation of a sky model for calibration of Square Kilometre Array observations requires a fast method of automatic point source detection and characterisation. In recent years, point source detection in two-dimensional images has been…

Instrumentation and Methods for Astrophysics · Physics 2016-11-02 Siamak Dehghan , Melanie Johnston-Hollitt , Christopher Hollitt

We discuss the technique of Wide-field imaging as it applies to Very Long Baseline Interferometry (VLBI). In the past VLBI data sets were usually averaged so severely that the field-of-view was typically restricted to regions extending a…

Astrophysics · Physics 2009-10-31 M. A. Garrett , R. W. Porcas , A. Pedlar , T. W. B. Muxlow , S. T. Garrington

We examine the prospects for observations of CMB anisotropy with the SKA; we discuss the advantages of interferometric SKA imaging, observing strategies, calibration issues and the achievable sensitivity. Although the SKA will probably…

Astrophysics · Physics 2007-05-23 Ravi Subrahmanyan , R. D. Ekers

Radio observations using the Very Long Baseline Interferometry (VLBI) technique typically have fields of view of only a few arcseconds, due to the computational problems inherent in imaging larger fields. Furthermore, sensitivity…

Instrumentation and Methods for Astrophysics · Physics 2012-07-06 E. Middelberg , A. T. Deller , W. F. Brisken , J. S. Morgan , R. P. Norris

In these proceedings I discuss various extragalactic surveys which will be undertaken over the next few years and which will be complementary to any HI and/or continuum surveys with the SKA-pathfinder telescopes. I concentrate on the…

Astrophysics · Physics 2009-06-23 Matt J. Jarvis

The Square Kilometre Array (SKA) will be the premier instrument to study radiation at centimetre and metre wavelengths from the cosmos, and in particular hydrogen, the most abundant element in the universe. The SKA will probe the dawn of…

Instrumentation and Methods for Astrophysics · Physics 2013-11-19 Minh Huynh , Joseph Lazio

Low-surface-brightness (LSB) structures play a crucial role in understanding galaxy evolution by providing significant insights into galaxy interactions, the histories of mass assembly, and the distribution of dark matter. Nevertheless,…

Over the past 3 years, Auckland University of Technology has established the first radio astronomical observatory in New Zealand, which, because of its remote geographic location, has quickly become a member of a number of international…

Geophysics · Physics 2011-11-04 Sergei Gulyaev , Tim Natusch , Stuart Weston , Peter Thomasson

In this short contribution we consider what types of surveys might be optimally pursued with path-finding instruments of 1%, 10% and finally 100% of the projected SKA sensitivity from the perspective of scientific applications that utilize…

Astrophysics · Physics 2007-05-23 Robert Braun

Origin of magnetic fields, its structure and effects on dynamical processes in stars to galaxies are not well understood. Lack of a direct probe has hampered its study. The first phase of Square Kilometre Array (SKA-I), will have more than…

Astrophysics of Galaxies · Physics 2016-12-21 Subhashis Roy , Sharanya Sur , Kandaswamy Subramanian , Arun Mangalam , TR Seshadri , Hum Chand

By sending one or more telescopes into space, Space-VLBI (SVLBI) is able to achieve even higher angular resolution and is therefore the trend of the VLBI technique. For SVLBI program, the design of satellite orbits plays an important role…

Instrumentation and Methods for Astrophysics · Physics 2021-03-31 Lei Liu , Weimin Zheng

The ambitious scientific goals of SKA require a matching capability for calibration of instrumental and atmospheric propagation contributions as functions of time, frequency and position. The development of novel calibration algorithms to…

Instrumentation and Methods for Astrophysics · Physics 2022-02-01 María J. Rioja , Richard Dodson

The Large Synoptic Survey Telescope (LSST) is uniquely equipped to search for Solar System bodies due to its unprecedented combination of depth and wide field coverage. Over a ten-year period starting in 2022, LSST will generate the largest…

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