Dr. Thomas Lockhart Profile

Dr. Thomas Lockhart

Group Supervisor at Jet Propulsion Lab

SPIE Involvement:

Author

Publications (8)

SPIE Journal Paper | 7 September 2023 Open Access

Commissioning observations of HD 189733 with the PAlomar Radial Velocity Instrument

Bryson L. Cale, Aurora Kesseli, Charles Beichman, Gautam Vasisht, Rose Gibson, Rebecca Oppenheimer, Jason Fucik, Dimitri Mawet, Christopher Paine, Kittrin Matthews, Thomas Lockhart, Samuel Halverson, Boqiang Shen, Mahmood Bagheri, Stephanie Leifer, Peter Plavchan, David Hover

JATIS, Vol. 9, Issue 03, 038006, (September 2023) https://doi.org/10.1117/12.10.1117/1.JATIS.9.3.038006

KEYWORDS: Signal detection, Spectral resolution, Spectrographs, Point spread functions, Single mode fibers, Doppler effect, Planets, Telescopes, Equipment, Exoplanets

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Proceedings Article | 22 August 2014 Paper

Realtime speckle sensing and suppression with project 1640 at Palomar

Gautam Vasisht, Eric Cady, Chengxing Zhai, Thomas Lockhart, Ben Oppenheimer

Proceedings Volume 9148, 914822 (2014) https://doi.org/10.1117/12.2056591

KEYWORDS: Adaptive optics, Wavefronts, Stars, Coronagraphy, Iterated function systems, Wavefront sensors, Planets, Telescopes, Deformable mirrors, Speckle

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Proceedings Article | 26 September 2013 Paper

Estimate low- and high-order wavefront using P1640 calibrator measurements

C. Zhai, G. Vasisht, M. Shao, T. Lockhart, E. Cady, B. Oppenheimer, R. Burruss, J. Roberts, C. Beichman, D. Brenner, J. Crepp, R. Dekany, L. Hillenbrand, S. Hinkley, I. Parry, L. Pueyo, E. Rice, L. Roberts, A. Sivaramakrishnan, R. Soummer, H. Tang, F. Vescelus, K. Wallace, N. Zimmerman

Proceedings Volume 8864, 88640L (2013) https://doi.org/10.1117/12.2024754

KEYWORDS: Wavefronts, Coronagraphy, Error analysis, Calibration, Wavefront aberrations, Spatial frequencies, Monte Carlo methods, Adaptive optics, Atmospheric propagation, Imaging systems

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Proceedings Article | 26 September 2013 Paper

Electric field conjugation with the project 1640 coronagraph

Eric Cady, Christoph Baranec, Charles Beichman, Douglas Brenner, Rick Burruss, Justin Crepp, Richard Dekany, David Hale, Lynne Hillenbrand, Sasha Hinkley, E. Robert Ligon, Thomas Lockhart, Ben Oppenheimer, Ian Parry, Laurent Pueyo, Emily Rice, Lewis Roberts, Jennifer Roberts, Michael Shao, Anand Sivaramakrishnan, Remi Soummer, Hong Tang, Tuan Truong, Gautam Vasisht, Fred Vescelus, J. Kent Wallace, Chengxing Zhai, Neil Zimmerman

Proceedings Volume 8864, 88640K (2013) https://doi.org/10.1117/12.2024635

KEYWORDS: Coronagraphy, Wavefronts, Iterated function systems, Stars, Telescopes, Cameras, Sensors, Adaptive optics, Wavefront sensors, Space telescopes

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Proceedings Article | 13 September 2012 Paper

A first order wavefront estimation algorithm for P1640 calibrator

C. Zhai, G. Vasisht, M. Shao, T. Lockhart, E. Cady, B. Oppenheimer, R. Burruss, J. Roberts, C. Beichman, D. Brenner, J. Crepp, R. Dekany, S. Hinkley, L. Hillenbrand, E. R. Ligon, I. Parry, L. Pueyo, E. Rice, L. Roberts, A. Sivaramakrishnan, R. Soummer, F. Vescelus, K. Wallace, N. Zimmerman

Proceedings Volume 8447, 84476W (2012) https://doi.org/10.1117/12.927015

KEYWORDS: Calibration, Wavefronts, Coronagraphy, Adaptive optics, Actuators, Imaging systems, Cameras, Speckle, Spatial frequencies, Wavefront sensors

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Proceedings Article | 13 September 2012 Paper

Project 1640: the world's first ExAO coronagraphic hyperspectral imager for comparative planetary science

Ben Oppenheimer, Charles Beichman, Douglas Brenner, Rick Burruss, Eric Cady, Justin Crepp, Lynne Hillenbrand, Sasha Hinkley, E. Ligon, Thomas Lockhart, Ian Parry, Laurent Pueyo, Emily Rice, Lewis Roberts, Jennifer Roberts, Michael Shao, Anand Sivaramakrishnan, Rémi Soummer, Gautam Vasisht, Fred Vescelus, J. Kent Wallace, Chengxing Zhai, Neil Zimmerman

Proceedings Volume 8447, 844720 (2012) https://doi.org/10.1117/12.926419

KEYWORDS: Stars, Adaptive optics, Coronagraphy, Planets, Wavefronts, Speckle, Sensors, Imaging systems, Control systems, Telescopes

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Proceedings Article | 13 December 2002 Paper

Using scripting languages in optical interferometry

Leonard Reder, Thomas Lockhart, Kenneth Ko, Benjamin Smith

Proceedings Volume 4848, (2002) https://doi.org/10.1117/12.461553

KEYWORDS: Interferometers, Nomenclature, Optical alignment, Real-time computing, Mirrors, Keck Observatory, C++, Stars, Control systems, Software development

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Proceedings Article | 13 December 2002 Paper

RTC: a distributed real-time control system toolkit

Thomas Lockhart

Proceedings Volume 4848, (2002) https://doi.org/10.1117/12.461589

KEYWORDS: Real-time computing, Human-machine interfaces, Servomechanisms, Software development, Control systems, Interferometers, Distributed computing, C++, Java, Interferometry

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Showing 5 of 8 publications

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