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TIME, the Tomographic Ionized-carbon Mapping Experiment: an update on design, characterization, and data from the 2022 commissioning observations

  • TIME Collaboration

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

We summarize the technical specifications of TIME, the Tomographic Ionized-carbon Mapping Experiment, which is designed to probe the structure and evolution of the universe by using line intensity mapping to measure carbon monoxide (CO) and ionized carbon ([C ii]) with a mm-wavelength grating spectrometer. We present detector count, spectral coverage and resolution, and give an update on the current status of the project. TIME was installed at the Arizona Radio Observatory 12 m telescope in 2019 and returned for further engineering, commissioning, and observing in 2022. Data taken during the 2022 season demonstrate the ability of TIME to compensate for field rotation through the use of a K-mirror system, as well as spectro-imaging functionality broadly in line with expectations given the current state of the instrument. TIME will return to ARO for science observations for the Winter 2024 season. We discuss hardware and software updates and preliminary data analysis in preparation for science scans.

Original languageEnglish (US)
Title of host publicationMillimeter, Submillimeter, and Far-Infrared Detectors and Instrumentation for Astronomy XII
EditorsJonas Zmuidzinas, Jian-Rong Gao, Jian-Rong Gao
PublisherSPIE
ISBN (Electronic)9781510675278
DOIs
StatePublished - 2024
EventMillimeter, Submillimeter, and Far-Infrared Detectors and Instrumentation for Astronomy XII 2024 - Yokohama, Japan
Duration: Jun 18 2024Jun 22 2024

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume13102
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceMillimeter, Submillimeter, and Far-Infrared Detectors and Instrumentation for Astronomy XII 2024
Country/TerritoryJapan
CityYokohama
Period6/18/246/22/24

Keywords

  • line intensity mapping
  • mm-wavelength
  • spectroscopy

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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