SIMBAD references

2019MNRAS.490.5063I - Mon. Not. R. Astron. Soc., 490, 5063-5077 (2019/December-3)

Study of the galactic radio sources in the SCORPIO survey resolved by ATCA at 2.1 GHz.

INGALLINERA A., UMANA G., TRIGILIO C., NORRIS R., FRANZEN T.M.O., CAVALLARO F., LETO P., BUEMI C., SCHILLIRO F., BUFANO F., RIGGI S., LORU S. and AGLIOZZO C.

Abstract (from CDS):

We present a catalogue of a large sample of extended radio sources in the Stellar Continuum Originating from Radio Physics In Ourgalaxy (SCORPIO) field, observed and resolved by the Australia Telescope Compact Array. SCORPIO, a pathfinder project for addressing the early operations of the Australia SKA Pathfinder, is a survey of ∼5 square degrees between 1.4 and 3.1 GHz, centred at l = 343.5°, b = 0.75°, and with an angular resolution of about 10 arcsec. It is aimed at understanding the scientific and technical challenges to be faced by future Galactic surveys. With a mean sensitivity around 100 µJy beam–1 and the possibility to recover angular scales at least up to 4 arcmin, we extracted 99 extended sources, 35 of them detected for the first time. Among the 64 known sources 55 had at least a tentative classification in literature. Studying the radio morphology and comparing the radio emission with infrared we propose as candidates six new H II regions, two new planetary nebulae, two new luminous blue variable or Wolf-Rayet stars, and three new supernova remnants. This study provides an overview of the potentiality of future radio surveys in terms of Galactic source extraction and characterization and a discussion on the difficulty to reduce and analyse interferometric data on the Galactic plane.

Abstract Copyright: © 2019 The Author(s) Published by Oxford University Press on behalf of the Royal Astronomical Society

Journal keyword(s): techniques: interferometric - stars: evolution - radio continuum: ISM

VizieR on-line data: <Available at CDS (J/MNRAS/490/5063): scorpioe.dat>

Nomenclature: Table A1: SCO JHHMMSS+DDMMSS N=99.

Simbad objects: 19

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