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SAMI: a new multi-object IFS for the Anglo-Australian Telescope
Author(s) -
Julia J. Bryant,
Joss BlandHawthorn,
Jon Lawrence,
S. M. Croom,
L. M. R. Fogarty,
Michael Goodwin,
Samuel Richards,
Tony Farrell,
Stan Miziarski,
Ron Heald,
Heath Jones,
Stephen Lee,
Matthew Colless,
Michael Birchall,
Andrew Hopkins,
Sarah Brough,
A. Bauer
Publication year - 2012
Publication title -
proceedings of spie, the international society for optical engineering/proceedings of spie
Language(s) - English
Resource type - Conference proceedings
SCImago Journal Rank - 0.192
H-Index - 176
eISSN - 1996-756X
pISSN - 0277-786X
DOI - 10.1117/12.925115
Subject(s) - spectrograph , telescope , sky , galaxy , physics , aperture (computer memory) , first light , astronomy , integral field spectrograph , galactic astronomy , object (grammar) , astrophysics , optics , computer science , spectral line , artificial intelligence , light source , acoustics , milky way
SAMI (Sydney-AAO Multi-object Integral field spectrograph) has the potential to revolutionise our understanding of galaxies, with spatially-resolved spectroscopy of large numbers of targets. It is the first on-sky application of innovative photonic imaging bundles called hexabundles, which will remove the aperture effects that have biased previous single-fibre multi-object astronomical surveys. The hexabundles have lightly-fused circular multi-mode cores with a covering fraction of ∼ 73%. The thirteen hexabundles in SAMI, each have 61 fibre cores, and feed into the AAOmega spectrograph at the Anglo-Australian Telescope (AAT). SAMI was installed at the AAT in July 2011 and the first commissioning results prove the effectiveness of hexabundles on sky. A galaxy survey of several thousand galaxies to z ∼ 0.1 will begin with SAMI in mid-2012.10 page(s

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