Published July 31, 1998 | Version Published
Book Section - Chapter Open

Hertz: an imaging polarimeter

  • 1. ROR icon University of Chicago
  • 2. ROR icon Northwestern University
  • 3. ROR icon California Institute of Technology

Contributors

Abstract

The University of Chicago polarimeter, Hertz, is designed for observations at the Caltech Submillimeter Observatory in the 350 µm atmospheric window. Initial observations with this instrument, the first array polarimeter for submillimeter observations, have produced over 700 measurements at 3σ or better. This paper summarizes the characteristics of the instrument, presents examples of its performance including polarization maps of molecular clouds and regions near the Galactic center, and outlines the opportunities for improvements with emphasis on requirements for mapping widely extended sources.

Additional Information

© 1998 Society of Photo-Optical Instrumentation Engineers (SPIE). We are grateful to the staff of the Caltech Submillimeter Observatory for their help during the installation and operation of the instrument This work was supported by NSF grants AST-9614886 and AST-9619186, and by NASA grant NAG2-1081. Two of the authors, D. A. S. and C. D. D., were supported by NASA Graduate Student Researchers Program grants; respectively NGT-51311 and NGT-50894. The Caltech Submillimeter Observatory is funded by the NSF through Contract No. AST 9313929.

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Additional details

Identifiers

Eprint ID
88729
Resolver ID
CaltechAUTHORS:20180809-161901714

Funding

NSF
AST-9614886
NSF
AST-9619186
NASA
NAG2-1081
NASA Graduate Student Research Fellowship
NGT-51311
NASA Graduate Student Research Fellowship
NGT-50894
NSF
AST-9313929

Dates

Created
2018-08-10
Created from EPrint's datestamp field
Updated
2021-11-16
Created from EPrint's last_modified field

Caltech Custom Metadata

Series Name
Proceedings of SPIE
Series Volume or Issue Number
3357