Dr. James E. Lyke Profile

Dr. James E. Lyke

Adaptive Optics Operations Lead Scientist at W. M. Keck Observatory

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Author

Publications (23)

Proceedings Article | 10 July 2018 Presentation + Paper

Keck Observatory telescope control system upgrade status report

Shui Hung Kwok, Kevin Tsubota, Tomas Krasuski, Jim Lyke, Ben McCarney, Jeff Mader, Kevin McCann

Proc. SPIE. 10704, Observatory Operations: Strategies, Processes, and Systems VII

KEYWORDS: Telescopes, Mirrors, Switching, Stars, Control systems, Computer programming, Data archive systems, Servomechanisms, Photonic integrated circuits, Keck Observatory

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Proceedings Article | 10 July 2018

Point-spread function reconstruction for integral-field spectrograph data

Tuan Do, Anna Ciurlo, Gunther Witzel, Jessica Lu, Paolo Turri, Michael Fitzgerald, Randy Campbell, Jim Lyke, Andrea Ghez

Proc. SPIE. 10703, Adaptive Optics Systems VI

KEYWORDS: Signal to noise ratio, Point spread functions, Spectrographs, Astronomy, Stars, Data modeling, Imaging systems, Adaptive optics, Atmospheric modeling

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Proceedings Article | 10 July 2018

Off-axis PSF reconstruction for integral field spectrograph: instrumental aberrations and application to Keck/OSIRIS data

Anna Ciurlo, Tuan Do, Gunther Witzel, Jessica Lu, Jim Lyke, Michael Fitzgerald, Andrea Ghez, Randall Campbell, Paolo Turri

Proc. SPIE. 10703, Adaptive Optics Systems VI

KEYWORDS: Signal to noise ratio, Point spread functions, Spectrographs, Stars, Data modeling, Imaging systems, Adaptive optics, Atmospheric modeling

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Proceedings Article | 6 July 2018 Paper

Upgrade and characterization of the OSIRIS imager detector

Pauline Arriaga, Michael Fitzgerald, Chris Johnson, Jason Weiss, James Lyke

Proc. SPIE. 10702, Ground-based and Airborne Instrumentation for Astronomy VII

KEYWORDS: Infrared detectors, Imaging systems, Sensors, Electrons, Lamps, Physics, Adaptive optics, Image quality, Image sensors, Iterated function systems

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Proceedings Article | 6 July 2018 Presentation + Paper

Innovations and advances in instrumentation at the W. M. Keck Observatory

Marc Kassis, Dwight Chan, Shui Kwok, Tomas Krasuski, James Lyke, Sam Ragland, Scott Lilley, Sylvain Cetre, Peter Wizinowich, Hilton Lewis, Percy Gomez, Luca Rizzi, James Larkin, Tuan Do, Michael Fitzgerald, Andy Skemer, J. Xavier Prochaska, Kyle Westfall, Ben Mazin, Dimitri Mawet, Keith Matthews, Christopher Martin, Andrew Howard, Jessica Lu, Mark Chun

Proc. SPIE. 10702, Ground-based and Airborne Instrumentation for Astronomy VII

KEYWORDS: Optical fibers, Observatories, Telescopes, Mirrors, Spectrographs, Imaging systems, Sensors, Spectroscopy, Adaptive optics, Control systems

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Proceedings Article | 2 September 2016

The AIROPA software package: milestones for testing general relativity in the strong gravity regime with AO

Gunther Witzel, Jessica Lu, Andrea Ghez, Gregory Martinez, Michael Fitzgerald, Matthew Britton, Breann Sitarski, Tuan Do, Randall Campbell, Maxwell Service, Keith Matthews, Mark Morris, E. Becklin, Peter Wizinowich, Sam Ragland, Greg Doppmann, Chris Neyman, James Lyke, Marc Kassis, Luca Rizzi, Scott Lilley, Rachel Rampy

Proc. SPIE. 9909, Adaptive Optics Systems V

KEYWORDS: Optical transfer functions, Point spread functions, Stars, Data modeling, Sensors, Adaptive optics, Photometry, General relativity, Atmospheric modeling, Instrument modeling

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Proceedings Article | 23 August 2016 Paper

Upgrade of the detector in the integral field spectrograph OSIRIS at the W. M. Keck Observatory

Anna Boehle, James Larkin, Sean Adkins, Theodore Aliado, Michael Fitzgerald, Christopher Johnson, James Lyke, Kenneth Magnone, Ji Man Sohn, Eric Wang, Jason Weiss

Proc. SPIE. 9908, Ground-based and Airborne Instrumentation for Astronomy VI

KEYWORDS: Telescopes, Spectrographs, Electronics, Sensors, Adaptive optics, Image sensors, Galactic astronomy, Electroluminescent displays, Cryogenics, Keck Observatory

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Proceedings Article | 9 August 2016 Paper

Modeling the transmission and thermal emission in a pupil image behind the Keck II adaptive optics system

Pauline Arriaga, Michael Fitzgerald, James Lyke, Randall Campbell, Peter Wizinowich, Sean Adkins, Keith Matthews

Proc. SPIE. 9908, Ground-based and Airborne Instrumentation for Astronomy VI

KEYWORDS: Signal to noise ratio, Mirrors, Astronomy, Data modeling, Image segmentation, Adaptive optics, Image transmission, Thermal modeling, Keck Observatory, Instrument modeling

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Proceedings Article | 8 August 2016 Paper

Improving the pointing and tracking performance of the Keck telescopes

Shui Hung Kwok, Tomas Krasuski, Jim Lyke, Jeff Mader, Kevin McCann, Kevin Tsubota

Proc. SPIE. 9913, Software and Cyberinfrastructure for Astronomy IV

KEYWORDS: Telescopes, Stars, Data modeling, Cameras, Sensors, Calibration, Control systems, Computer programming, Space telescopes, Performance modeling

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Proceedings Article | 3 August 2016 Paper

Operational performance of MOSFIRE with its cryogenic configurable slitmask unit at the W. M. Keck Observatory

Marc Kassis, Ian McLean, Charles Steidel, Keith Matthews, James Lyke, Luca Rizzi, Dwight Chan, Jason Weiss, Sean Adkins, Peter Spanoudakis, Philippe Schwab, Emmanuel Onillon, Leszek Lisowski, Patrick Theurillat, Olivier Chételat, Christophe Meier

Proc. SPIE. 9908, Ground-based and Airborne Instrumentation for Astronomy VI

KEYWORDS: Telescopes, Optical filters, Spectrographs, Stars, Sensors, Calibration, Spectroscopy, Neodymium, Galactic astronomy, Keck Observatory

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Proceedings Article | 26 July 2016 Paper

Status and new developments with the Keck I near-infrared tip-tilt sensor

Bruno Femenía Castellá, Peter Wizinowich, Rachel Rampy, Sylvain Cetre, Scott Lilley, Jim Lyke, Sam Ragland, Paul Stomski, Marcos van Dam

Proc. SPIE. 9909, Adaptive Optics Systems V

KEYWORDS: Stars, Imaging systems, Cameras, Sensors, Sensors, Computing systems, Adaptive optics, Adaptive optics, Control systems, Image sensors, Real-time computing, K band

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Proceedings Article | 13 August 2014

Modeling instrumental field-dependent aberrations in the NIRC2 instrument on the Keck II telescope

Breann Sitarski, Gunther Witzel, Michael Fitzgerald, Leo Meyer, Andrea Ghez, Randall Campbell, Jessica Lu, Keith Matthews, Peter Wizinowich, Jim Lyke

Proc. SPIE. 9148, Adaptive Optics Systems IV

KEYWORDS: Point spread functions, Telescopes, Iron, Data modeling, Sensors, Wavefronts, Adaptive optics, Cadmium sulfide, Data centers, Instrument modeling

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Proceedings Article | 21 July 2014 Paper

Laser guide star facility developments at W. M. Keck Observatory

Jason Chin, Peter Wizinowich, Ed Wetherell, Sylvain Cetre, Sam Ragland, Randy Campbell, Scott Lilley, Jim Lyke, Drew Medeiros, Rachel Rampy, Thomas Stalcup, Kevin Tsubota, Pete Tucker, Kai Wei

Proc. SPIE. 9148, Adaptive Optics Systems IV

KEYWORDS: Telescopes, Mirrors, Optical amplifiers, Lasers, Dye lasers, Adaptive optics, Fiber lasers, Space telescopes, Radiofrequency ablation, Sodium

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Proceedings Article | 21 July 2014 Paper

A near-infrared tip-tilt sensor for the Keck I laser guide star adaptive optics system

Peter Wizinowich, Roger Smith, Roberto Biasi, Sylvain Cetre, Richard Dekany, Bruno Femenia-Castella, Jason Fucik, David Hale, Chris Neyman, Dietrich Pescoller, Sam Ragland, Paul Stomski, Mario Andrighettoni, Randy Bartos, Khanh Bui, Andrew Cooper, John Cromer, Marcos van Dam, Michael Hess, Ean James, Jim Lyke, Hector Rodriguez, Thomas Stalcup

Proc. SPIE. 9148, Adaptive Optics Systems IV

KEYWORDS: Near infrared, Stars, Imaging systems, Cameras, Sensors, Computing systems, Adaptive optics, Control systems, Real-time computing, K band

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Proceedings Article | 13 September 2012 Paper

Keck I laser guide star adaptive optics system

Jason C. Chin, Peter Wizinowich, Randy Campbell, Liz Chock, Andrew Cooper, Ean James, Jim Lyke, Joe Mastromarino, Olivier Martin, Drew Medeiros, Doug Morrison, Chris Neyman, Sergey Panteleev, Thomas Stalcup, Pete Tucker, Ed Wetherell, Marcos van Dam

Proc. SPIE. 8447, Adaptive Optics Systems III

KEYWORDS: Telescopes, Mirrors, Safety, Stars, Sensors, Adaptive optics, Space telescopes, Laser guide stars, Laser safety, Laser systems engineering

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Proceedings Article | 28 July 2010 Paper

W. M. Keck Observatory's next-generation adaptive optics facility

P. Wizinowich, S. Adkins, R. Dekany, D. Gavel, C. Max, R. Bartos, J. Bell, A. Bouchez, J. Chin, A. Conrad, A. Delacroix, E. Johansson, R. Kupke, C. Lockwood, J. Lyke, F. Marchis, E. McGrath, D. Medeiros, M. Morris, D. Morrison, C. Neyman, S. Panteleev, M. Pollard, M. Reinig, T. Stalcup, S. Thomas, M. Troy, K. Tsubota, V. Velur, K. Wallace, E. Wetherell

Proc. SPIE. 7736, Adaptive Optics Systems II

KEYWORDS: Telescopes, Stars, Sensors, Wavefront sensors, Wavefronts, Adaptive optics, Control systems, Tomography, Galactic astronomy, Keck Observatory

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Proceedings Article | 21 July 2010 Paper

DAVINCI: a high-performance imager and integral field spectrograph for the W. M. Keck Observatory's next-generation adaptive optics facility

Sean Adkins, James Bell, Albert Conrad, Mike Fitzgerald, Renate Kupke, James Larkin, Lee Laiterman, Jim Lyke, Claire Max, Elizabeth McGrath, Mike Pollard, Sergey Panteleev, Sandrine Thomas, Peter Wizinowich

Proc. SPIE. 7735, Ground-based and Airborne Instrumentation for Astronomy III

KEYWORDS: Signal to noise ratio, Point spread functions, Telescopes, Mirrors, Spectrographs, Imaging systems, Sensors, Adaptive optics, Relays, Iterated function systems

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Proceedings Article | 12 July 2008 Paper

AO operations at the W. M. Keck Observatory

Randall Campbell, David Le Mignant, Marcos van Dam, Al Conrad, Kenny Grace, Marc Kassis, James Lyke, Hien Tran, Jason Chin, Elizabeth Chock, Steven Doyle, Robert Goodrich, Erik Johansson, Tomas Krasuski, Christine Melcher, Douglas Summers, Roger Sumner, Peter Wizinowich

Proc. SPIE. 7016, Observatory Operations: Strategies, Processes, and Systems II

KEYWORDS: Observatories, Telescopes, Safety, Stars, Calibration, Satellites, Adaptive optics, Space telescopes, Laser safety, Keck Observatory

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Proceedings Article | 12 July 2008 Paper

Operating a wide-area remote observing system for the W. M. Keck Observatory

Gregory Wirth, Robert Kibrick, Robert Goodrich, James Lyke

Proc. SPIE. 7016, Observatory Operations: Strategies, Processes, and Systems II

KEYWORDS: Internet, Observatories, Telescopes, Switches, Video, Reliability, Computing systems, Astronomical telescopes, Optical instrument design, Keck Observatory

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Proceedings Article | 9 July 2008 Paper

MAGIQ at the W. M. Keck Observatory: initial deployment of a new acquisition, guiding, and image quality monitoring system

Sean Adkins, Judith Cohen, Joel Aycock, James Bell, Richard Cohen, Andrew Cooper, Bob Goodrich, Jimmy Johnson, Shui Kwok, Jim Lyke, Kevin McCann, Chris Neyman, Tom Nordin, Sergey Panteleev, Grant Tolleth, Myrna Tsubota

Proc. SPIE. 7014, Ground-based and Airborne Instrumentation for Astronomy II

KEYWORDS: Telescopes, Mirrors, Stars, Imaging systems, Cameras, Calibration, Image segmentation, Wavefront sensors, Image quality, Space telescopes

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Proceedings Article | 29 June 2006 Paper

LGS AO operations at the W.M. Keck Observatory

David Le Mignant, Randall Campbell, Antonin Bouchez, Jason Chin, Elizabeth Chock, Al Conrad, Marcos van Dam, Steve Doyle, Robert Goodrich, Erik Johansson, Robert Lafon, James Lyke, Christine Melcher, Ronald Mouser, Douglas Summers, Cynthia Wilburn, Peter Wizinowich

Proc. SPIE. 6270, Observatory Operations: Strategies, Processes, and Systems

KEYWORDS: Observatories, Telescopes, Stars, Cameras, Adaptive optics, Space telescopes, Sodium, Laser guide stars, Laser safety, Keck Observatory

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Proceedings Article | 28 June 2006 Paper

OSIRIS: a diffraction limited integral field spectrograph for Keck

James Larkin, Matthew Barczys, Alfred Krabbe, Sean Adkins, Ted Aliado, Paola Amico, George Brims, Randy Campbell, John Canfield, Thomas Gasaway, Allan Honey, Christof Iserlohe, Christopher Johnson, Evan Kress, David LaFreniere, James Lyke, Ken Magnone, Nick Magnone, Michael McElwain, Juleen Moon, Andreas Quirrenbach, Gunnar Skulason, Inseok Song, Michael Spencer, Jason Weiss, Shelley Wright

Proc. SPIE. 6269, Ground-based and Airborne Instrumentation for Astronomy

KEYWORDS: Diffraction, Spectrographs, Astronomy, Stars, Cameras, Sensors, Wavefronts, Adaptive optics, Image quality, Galactic astronomy

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Proceedings Article | 27 June 2006 Paper

LGS AO at W.M. Keck Observatory: routine operations and remaining challenges

David Le Mignant, Marcos van Dam, Antonin Bouchez, Jason Chin, Elizabeth Chock, Randall Campbell, Al Conrad, Steve Doyle, Robert Goodrich, Erik Johansson, Shui Kwok, Robert Lafon, James Lyke, Christine Melcher, Ronald Mouser, Douglas Summers, Paul Stomski, Cynthia Wilburn, Peter Wizinowich

Proc. SPIE. 6272, Advances in Adaptive Optics II

KEYWORDS: Telescopes, Stars, Sensors, Calibration, Adaptive optics, Sodium, Laser guide stars, Laser safety, Target acquisition, Keck Observatory

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Showing 5 of 23 publications

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