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Related papers: Kernel-phase Detection Limits : Hypothesis Testing…

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We describe how the James Webb Space Telescope (JWST) Near-Infrared Spectrograph's (NIRSpec's) detectors will be read out, and present a model of how noise scales with the number of multiple non-destructive reads sampling-up-the-ramp. We…

Astrophysics · Physics 2019-08-19 Bernard J. Rauscher , Ori Fox , Pierre Ferruit

The James Webb Space Telescope (JWST) offers unprecedented sensitivity, stability, and wavelength coverage for transiting exoplanet studies, opening up new avenues for measuring atmospheric abundances, structure, and temperature profiles.…

Instrumentation and Methods for Astrophysics · Physics 2016-12-07 Everett Schlawin , Marcia Rieke , Jarron Leisenring , Tom Greene , Lisa May Walker , Jonathan Fraine , Doug Kelly , Karl Misselt , Michael Line , John Stansberry , Nikole Lewis

The James Webb Space Telescope near-infrared camera (JWST NIRCam) has two 2.'2 $\times$ 2.'2 fields of view that are capable of either imaging or spectroscopic observations. Either of two $R \sim 1500$ grisms with orthogonal dispersion…

To achieve its ambitious scientific goals, the Near-Infrared Spectrograph, NIRSpec, on board the Webb Space Telescope, needs to meet very demanding throughput requirements, here quantified in terms of photon-conversion efficiency (PCE).…

The James Webb Space Telescope (JWST) will enable the detection of optical emission lines in galaxies spanning a broad range of luminosities out to redshifts z>10. Measurements of key galaxy properties, such as star formation rate and…

In less than a year, the James Webb Space Telescope (JWST) will inherit the mantle of being the world's pre-eminent infrared observatory. JWST will carry with it an Aperture Masking Interferometer (AMI) as one of the supported operational…

Instrumentation and Methods for Astrophysics · Physics 2022-01-06 A. Soulain , A. Sivaramakrishnan , P. Tuthill , D. Thatte , K. Volk , R. Cooper , L. Albert , É. Artigau , N. Cook , R. Doyon , D. Johnstone , D. Lafrenière , A. Martel

We present the absolute flux and wavelength calibration of the James Webb Space Telescope (JWST) Near-Infrared Camera (NIRCam) Wide Field Slitless Spectroscopy (WFSS) mode. Each of NIRCam's two modules (A and B) provides independent long…

Instrumentation and Methods for Astrophysics · Physics 2026-02-19 Nor Pirzkal , Martha Boyer , Russel E. Ryan

The Near-Inrared Spectrograph (NIRSpec) on the James Webb Space Telescope (JWST) is a very versatile instrument, offering multiobject and integral field spectroscopy with varying spectral resolution ($\sim$30 to $\sim$3000) over a wide…

(Abridged) Context: In the previous paper in this series, we identified that a pentagonal arrangement of five telescopes, using a kernel-nulling beam combiner, shows notable advantages for some important performance metrics for a…

Instrumentation and Methods for Astrophysics · Physics 2023-02-08 Jonah T. Hansen , Michael J. Ireland , Romain Laugier , the LIFE collaboration

The Near Infrared Imager and Slitless Spectrograph (NIRISS) on the James Webb Space Telescope (JWST) is a versatile instrument for collecting imaging and wide-field slitless spectroscopy (WFSS) data for surveys of galaxy clusters,…

Instrumentation and Methods for Astrophysics · Physics 2024-10-02 Raphael E. Hviding , Ivelina G. Momcheva , Leonardo Clarke

Kernel-phase is a data analysis method based on a generalization of the notion of closure-phase invented in the context of interferometry, but that applies to well corrected diffraction dominated images produced by an arbitrary aperture.…

Instrumentation and Methods for Astrophysics · Physics 2020-04-22 Frantz Martinache , Alban Ceau , Romain Laugier , Jens Kammerer , Mamadou N'Diaye , David Mary , Nick Cvetojevic , Coline Lopez

We present a new analysis of the potential power of deep, near-infrared, imaging surveys with the James Webb Space Telescope (JWST) to improve our knowledge of galaxy evolution. In this work we properly simulate what can be achieved with…

Astrophysics of Galaxies · Physics 2019-05-01 T. W. Kemp , J. S. Dunlop , R. J. McLure , C. Schreiber , A. C. Carnall , F. Cullen

We present aperture masking interferometry (AMI) observations of the star HIP 65426 at $3.8\,\rm{\mu m}$ as a part of the JWST Direct Imaging Early Release Science (ERS) program obtained using the Near Infrared Imager and Slitless…

Earth and Planetary Astrophysics · Physics 2025-01-28 Shrishmoy Ray , Steph Sallum , Sasha Hinkley , Anand Sivamarakrishnan , Rachel Cooper , Jens Kammerer , Alexandra Z. Greebaum , Deepashri Thatte , Tomas Stolker , Cecilia Lazzoni , Andrei Tokovinin , Matthew de Furio , Samuel Factor , Michael Meyer , Jordan M. Stone , Aarynn Carter , Beth Biller , Andrew Skemer , Genaro Suarez , Jarron M. Leisenring , Marshall D. Perrin , Adam L. Kraus , Olivier Absil , William O. Balmer , Mickael Bonnefoy , Marta L. Bryan , Sarah K. Betti , Anthony Boccaletti , Mariangela Bonavita , Mark Booth , Brendan P. Bowler , Zackery W. Briesemeister , Faustine Cantalloube , Gael Chauvin , Valentin Christiaens , Gabriele Cugno , Thayne Currie , Camilla Danielski , Trent J. Dupuy , Jacqueline K. Faherty , Christine H. Chen , Per Calissendorff , Elodie Choquet , Michael P. Fitzgerald , Jonathan J. Fortney , Kyle Franson , Julien H. Girard , Carol A. Grady , Eileen C. Gonzales , Thomas Henning , Dean C. Hines , Kielan K. W. Hoch , Callie E. Hood , Alex R. Howe , Markus Janson , Paul Kalas , Grant M. Kennedy , Matthew A. Kenworthy , Pierre Kervella , Daniel Kitzmann , Masayuki Kuzuhara , Anne-Marie Lagrange , Pierre-Olivier Lagage , Kellen Lawson , Ben W. P. Lew , Michael C. Liu , Pengyu Liu , Jorge Llop-Sayson , James P. Lloyd , Anna Lueber , Bruce Macintosh , Elena Manjavacas , Sebastian Marino , Mark S. Marley , Christian Marois , Raquel A. Martinez , Brenda C. Matthews , Elisabeth C. Matthews , Dimitri Mawet , Johan Mazoyer , Michael W. McElwain , Stanimir Metchev , Brittany E. Miles , Maxwell A. Millar-Blanchaer , Paul Molliere , Sarah E. Moran , Caroline V. Morley , Sagnick Mukherjee , Paulina Palma-Bifani , Eric Pantin , Polychronis Patapis , Simon Petrus , Laurent Pueyo , Sascha P. Quanz , Andreas Quirrenbach , Isabel Rebollido , Jea Adams Redai , Bin B. Ren , Emily Rickman , Matthias Samland , B. A. Sargent , Joshua E. Schlieder , Glenn Schneider , Karl R. Stapelfeldt , Ben J. Sutlieff , Motohide Tamura , Xianyu Tan , Christopher A. Theissen , Taichi Uyama , Arthur Vigan , Malavika Vasist , Johanna M. Vos , Kevin Wagner , Jason J. Wang , Kimberly Ward-Duong , Niall Whiteford , Schuyler G. Wolff , Kadin Worthen , Mark C. Wyatt , Marie Ygouf , Xi Zhang , Keming Zhang , Zhoujian Zhang , Yifan Zhou

In this study, we explored the fundamental contrast limit of NIRCam coronagraphy observations, representing the achievable performance with post-processing techniques. This limit is influenced by photon noise and readout noise, with complex…

Instrumentation and Methods for Astrophysics · Physics 2024-09-06 N. Godoy , E. Choquet , L. Altinier , A. Lau , R. Mayer , A. Vigan , D. Mary

Characterization of directly imaged exoplanets is one of the most eagerly anticipated science functions of the James Webb Space Telescope. MIRI, the mid-IR instrument has the capability to provide unique spatially resolved photometric data…

The James Webb Space Telescope (JWST) near-infrared camera (NIRCam) has been found to exhibit serious wisp-like structures in four of its eight short-wavelength detectors. The exact structure and strength of these wisps is highly variable…

Instrumentation and Methods for Astrophysics · Physics 2023-07-14 A. S. G. Robotham , J. C. J. D'Silva , R. A. Windhorst , R. A. Jansen , J. Summers , S. P. Driver , C. N. A. Wilmer , S. Bellstedt

Wide Field Slitless Spectroscopy (WFSS) provides a powerful tool for detecting strong line emission in star forming galaxies (SFGs) without the need for target pre-selection. As part of the GLASS-JWST-ERS program, we leverage the…

The Near-Infrared Spectrograph (NIRSpec) on the James Webb Space Telescope (JWST) offers the first opportunity to use integral-field spectroscopy from space at near-infrared wavelengths. More specifically, NIRSpec's integral-field unit can…