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Proceedings Paper

Concept study for a compact planetary homodyne interferometer (PHI) for temporal global observation of methane on Mars in IR
Author(s): Sona Hosseini; Chris Webster; Geoffrey Toon; Wesley Traub; John Trauger
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Paper Abstract

We present a concept study to develop a new instrument to sequentially and over a long time measure methane abundance on Mars and find out its global seasonal variations, if any. The Planetary Homodyne Interferometer (PHI) can offer integrated spectra over a wide field-of-view (FOV) in high spectral resolution (R~105) in a compact design using no (or a small < 1m) primary mirror. PHI is best suited to studies of sources where temporally tracing specific spectral features sensitivity, and spectral resolution is of higher significance than spatial fidelity.

Paper Details

Date Published: 29 July 2016
PDF: 8 pages
Proc. SPIE 9904, Space Telescopes and Instrumentation 2016: Optical, Infrared, and Millimeter Wave, 99045C (29 July 2016); doi: 10.1117/12.2233805
Show Author Affiliations
Sona Hosseini, Jet Propulsion Lab. (United States)
Chris Webster, Jet Propulsion Lab. (United States)
Geoffrey Toon, Jet Propulsion Lab. (United States)
Wesley Traub, Jet Propulsion Lab. (United States)
John Trauger, Jet Propulsion Lab. (United States)


Published in SPIE Proceedings Vol. 9904:
Space Telescopes and Instrumentation 2016: Optical, Infrared, and Millimeter Wave
Howard A. MacEwen; Giovanni G. Fazio; Makenzie Lystrup; Natalie Batalha; Nicholas Siegler; Edward C. Tong, Editor(s)

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