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Characterizing the exchange of water between the Martian atmosphere and the (sub)surface is a major challenge for understanding the mechanisms that regulate the water cycle. Here we present a new dataset of water ice detected on the Martian…

Earth and Planetary Astrophysics · Physics 2024-08-29 L. Lange , S. Piqueux , C. S. Edwards , F. Forget , J. Naar , E. Vos , A. Szantai

IRIS is a near-infrared (0.84 to 2.4 microns) integral field spectrograph and wide-field imager being developed for first light with the Thirty Meter (TMT). It mounts to the advanced optics (AO) system NFIRAOS and has integrated…

The analysis of the surface texture from the particle (grain size, shape and internal structure) to its organization (surface roughness) provides information on the geological processes. CRISM multi-angular observations (varied emission…

Earth and Planetary Astrophysics · Physics 2015-06-22 J. Fernando , F. Schmidt , C. Pilorget , P. Pinet , X. Ceamanos , S. Douté , Y. Daydou , F. Costard

Thermal-infrared (TIR) hyperspectral imagery (HSI) provides critical scene information for various applications. However, its practical utility is severely limited by unique sensor degradations beyond the capabilities of existing…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Cheng Dai , Jiale Lin , Bingxuan Song , Yifei Chen , Jiashuo Chen , Xin Yuan , Fanglin Bao

We describe a computer application designed to analyze hyperspectral data collected by the Compact Infrared Spectrometer for Mars (CRISM). The application links the spectral, imaging and mapping perspectives on the eventual CRISM dataset by…

Instrumentation and Methods for Astrophysics · Physics 2014-01-29 Adrian J. Brown , Michael Storrie-Lombardi

The Atmospheric Chemistry Suite (ACS) onboard the ExoMars Trace Gas Orbiter (TGO) monitors the Martian atmosphere through different spectral intervals in the infrared light. We present a retrieval algorithm tailored to the analysis of…

The current inventory of recent (fresh) impacts on Mars shows a strong bias towards areas of low thermal inertia. These areas are generally visually bright, and impacts create dark scours and rays that make them easier to detect. It is…

Soil assessment is important for mobile robot planning and navigation on natural and planetary environments. Terramechanic characteristics can be inferred from the thermal behaviour of soils under the influence of sunlight using remote…

We present sensitivity estimates for point and resolved astronomical sources for the current design of the InfraRed Imaging Spectrograph (IRIS) on the future Thirty Meter Telescope (TMT). IRIS, with TMT's adaptive optics system, will…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 Shelley A. Wright , Elizabeth J. Barton , James E. Larkin , Anna M. Moore , David Crampton , Luc Simard , IRIS team

We present THERMAP, a mid-infrared (8-16 {\mu}m) spectro-imager for space missions to small bodies in the inner solar system, developed in the framework of the MarcoPolo-R asteroid sample return mission. THERMAP is very well suited to…

Context. Detailed characterizations of exoplanets are moving to the forefront of planetary science. Temperature is a key marker for understanding atmospheric physics and chemistry. Aims. We aim to retrieve temperatures of N2-O2 dominated…

Earth and Planetary Astrophysics · Physics 2019-12-23 Franz Schreier , Steffen Städt , Fabian Wunderlich , Mareike Godolt , John Lee Grenfell

In this work we investigate the potential of a thermal infrared (IR) space telescope to remotely characterize the component temperatures of a satellite. With the rapid increase in the number of objects launched in recent years, the ability…

Instrumentation and Methods for Astrophysics · Physics 2025-11-18 Stephen Catsamas , Sarah Caddy , Michele Trenti , Benjamin Metha , Simon Barraclough , Robert Mearns , Airlie Chapman , Rachel Webster

Hyperspectral data acquired by the Compact Reconnaissance Imaging Spectrometer for Mars (CRISM) have allowed for unparalleled mapping of the surface mineralogy of Mars. Due to sensor degradation over time, a significant portion of the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-27 Robert Platt , Rossella Arcucci , Cédric M. John

We present an overview of the design of IRIS, an infrared (0.84 - 2.4 micron) integral field spectrograph and imaging camera for the Thirty Meter Telescope (TMT). With extremely low wavefront error (<30 nm) and on-board wavefront sensors,…

We present an overview of the design of IRIS, an infrared (0.85 - 2.5 micron) integral field spectrograph and imaging camera for the Thirty Meter Telescope (TMT). With extremely low wavefront error (<30 nm) and on-board wavefront sensors,…

IRIS (InfraRed Imaging Spectrograph) is a first light near-infrared diffraction limited imager and integral field spectrograph being designed for the future Thirty Meter Telescope (TMT). IRIS is optimized to perform astronomical studies…

Thermal-infrared measurements of asteroids are crucial for deriving the objects' sizes, albedos, and also the thermophysical properties of the surface material. Depending on the available data, a range of simple to complex thermal models…

Earth and Planetary Astrophysics · Physics 2021-06-02 T. Müller , M. Burgdorf , V. Ali-Lagoa , S. A. Buehler , M. Prange

The InfraRed Imaging Spectrograph (IRIS) is a first-light instrument being designed for the Thirty Meter Telescope (TMT). IRIS is a combination of an imager that will cover a 16.4" field of view at the diffraction limit of TMT (4 mas…

Thermal infrared (TIR) cameras are emerging as promising sensors in safety-related fields due to their robustness against external illumination. However, RAW TIR image has 14 bits of pixel depth and needs to be rescaled into 8 bits for…

Computer Vision and Pattern Recognition · Computer Science 2024-05-27 Hyeonjae Gil , Myung-Hwan Jeon , Ayoung Kim

MIRI, the Mid-InfraRed Instrument, is one of four instruments being built for the James Webb Space Telescope. It is being developed jointly between an European Consortium (21 institutes from 10 countries, under the auspices of ESA), and the…

Astrophysics · Physics 2007-05-23 Nuria P. F. Lorente , Alistair C. H. Glasse , Gillian S. Wright
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