Dr. Gordon Robertson Profile

Dr. Gordon Robertson

SPIE Involvement:

Author

Publications (31)

Proceedings Article | 28 August 2024 Presentation + Paper

Presentation + Paper

Pushing high angular resolution and high contrast observations on the VLTI from Y to L band with the Asgard instrumental suite: integration status and plans

Marc-Antoine Martinod, Denis Defrère, Michael Ireland, Stefan Kraus, Frantz Martinache, Peter Tuthill, Fatmé Allouche, Emilie Bouzerand, Julia Bryant, Josh Carter, Sorabh Chhabra, Benjamin Courtney-Barrer, Fred Crous, Nick Cvetojevic, Colin Dandumont, Steve Ertel, Tyler Gardner, Germain Garreau, Adrian Glauser, Xavier Haubois, Lucas Labadie, Stéphane Lagarde, Daniel Lancaster, Romain Laugier, Alexandra Mazzoli, Anthony Meilland, Kwinten Missiaen, Sebastien Morel, Daniel Mortimer, Barnaby Norris, Jyotirmay Paul, Gert Raskin, Sylvie Robbe-Dubois, J. Gordon Robertson, Ahmed Sanny, Nicolas Schuhler, Owain Snaith, Adam Taras

Proceedings Volume 13095, 130950D (2024) https://doi.org/10.1117/12.3016296

KEYWORDS: Equipment, Spectrographs, Sensors, Lawrencium, L band, Calibration, Nulling interferometry, Astronomical interferometers, Spatial resolution, Control software

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Proceedings Article | 28 August 2024 Poster + Paper

Poster + Paper

Spectrographs for the Asgard/BIFROST beam combiner for the VLTI: optical and optomechanical design and first lab results

Sorabh Chhabra, Stefan Kraus, Michele Frangiamore, Andrea Bianco, Andrea Vanella, Michael Ireland, Francisco Garzon, Manuela Arno, Daniel Lancaster, Daniel Mortimer, John Monnier, Jyotirmay Paul, Gordon Robertson, Owain Snaith

Proceedings Volume 13095, 130952D (2024) https://doi.org/10.1117/12.3018851

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Proceedings Article | 28 August 2024 Presentation + Paper

Presentation + Paper

L-band nulling interferometry at the VLTI with Asgard/NOTT: status and plans

Denis Defrère, Romain Laugier, Marc-Antoine Martinod, Germain Garreau, Kwinten Missiaen, Muhammad Salman, Gert Raskin, Colin Dandumont, Steve Ertel, Michael Ireland, Stefan Kraus, Lucas Labadie, Alexandra Mazzolli, Gyorgy Medgyesi, Ahmed Sanny, Olivier Absil, Peter Ábráham, Jean-Philippe Berger, Myriam Bonduelle, Azzurra Bigioli, Emilie Bouzerand, Josh Carter, Nick Cvetojevic, Benjamin Courtney-Barrer, Adrian Glauser, Simon Gross, Xavier Haubois, Noel James, Andras Peter Joo, Stephane Lagarde, Alain Léger, Jarron Leisenring, Jérôme Loicq, Guillermo Martin, Frantz Martinache, Gyorgy Mezo, Sébastien Morel, Johan Morren, Marc Ollivier, Gordon Robertson, Hélène Rousseau, Warrick Schofield, Nicolas Schuhler, Adam Taras, Bart Vandenbussche, Julien Woillez

Proceedings Volume 13095, 130950F (2024) https://doi.org/10.1117/12.3019922

KEYWORDS: Equipment, Planets, Nulling interferometry, Interferometers, Stars, Exoplanets, Sensors, Photonics, Observational astronomy, Design

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Proceedings Article | 27 August 2024 Presentation + Paper

Presentation + Paper

Baldr: a Zernike wavefront sensor for VLTI/Asgard

Benjamin Courtney-Barrer, Gordon Robertson, Adam Taras, Julien Tom Bernard, Grace McGuinness, Fred Crous, Peter Tuthill, Mamadou N'Diaye, Connor Langford, Nick Cvetojevic, Denis Defrère, Stefan Kraus, Frantz Martinache, Marc-Antoine Martinod, Michael Ireland

Proceedings Volume 13097, 130971O (2024) https://doi.org/10.1117/12.3016212

KEYWORDS: Adaptive optics, Wavefront sensors, Design, Sensors, Matrices, Telescopes, Equipment, Turbulence, Pupil aberrations, Control systems

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Proceedings Article | 18 July 2024 Poster + Paper

Poster + Paper

Heimdallr and Solarstein: alignment, calibration, and correction in the Asgard suite at the VLTI

Adam Taras, J. Gordon Robertson, Josh Carter, Fred Crous, Benjamin Courtney-Barrer, Grace McGinness, Michael Ireland, Peter Tuthill

Proceedings Volume 13096, 130967E (2024) https://doi.org/10.1117/12.3019236

KEYWORDS: Equipment, Calibration, Sensors, Design, Optical alignment, Collimation, Mirrors, Laser scattering, Airy beams, Tolerancing, Astronomical instrumentation, Astronomical instrumentation engineering, High angular resolution imaging, Astronomical interferometry

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SPIE Journal Paper | 27 June 2023

High-angular resolution and high contrast observations from Y to L band at the Very Large Telescope Interferometer with the Asgard Instrumental suite

Marc-Antoine Martinod, Denis Defrère, Michael Ireland, Stefan Kraus, Frantz Martinache, Peter Tuthill, Azzurra Bigioli, Emilie Bouzerand, Julia Bryant, Sorabh Chhabra, Benjamin Courtney-Barrer, Fred Crous, Nick Cvetojevic, Colin Dandumont, Steve Ertel, Tyler Gardner, Germain Garreau, Adrian Glauser, Lucas Labadie, Tiphaine Lagadec, Romain Laugier, Alexandra Mazzoli, Daniel Mortimer, Barnaby R. Norris, Gert Raskin, Gordon Robertson, Ahmed Sanny, Adam Taras

JATIS, Vol. 9, Issue 02, 025007, (June 2023) https://doi.org/10.1117/12.10.1117/1.JATIS.9.2.025007

KEYWORDS: Equipment, Stars, L band, Exoplanets, Astronomical interferometers, Nulling interferometry, Imaging systems, Spatial resolution, Planets, Planetary systems

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Proceedings Article | 29 August 2022 Presentation + Paper

Presentation + Paper

Science commissioning and first results from the next generation Gemini High Resolution Optical Spectrograph (GHOST)

Alan McConnachie, Chris Hayes, Michael Ireland, Fletcher Waller, Trystyn Berg, John Pazder, Steve Margheim, Venu Kalari, Tony Farrell, Gordon Robertson

Proceedings Volume 12184, 121841E (2022) https://doi.org/10.1117/12.2630407

KEYWORDS: Gemini Observatory, Spectrographs, Stars, Cameras, Spectral resolution, Sensors, Image segmentation, Optical resolution, Target acquisition, Signal to noise ratio

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Proceedings Article | 26 August 2022 Presentation + Paper

Presentation + Paper

High-angular and high-contrast VLTI observations from Y to M band with the Asgard instrumental suite

Marc-Antoine Martinod, Denis Defrère, Michael Ireland, Stefan Kraus, Frantz Martinache, Peter Tuthill, Azzurra Bigioli, Julia Bryant, Sorabh Chhabra, Benjamin Courtney-Barrer, Fred Crous, Nick Cvetojevic, Colin Dandumont, Germain Garreau, Tiphaine Lagadec, Romain Laugier, Daniel Mortimer, Barnaby Norris, Gordon Robertson, Adam Taras

Proceedings Volume 12183, 1218310 (2022) https://doi.org/10.1117/12.2628151

KEYWORDS: Sensors, Mirrors, Cameras, Lawrencium, Camera shutters, L band, Interferometers, Calibration, Spectral resolution, Spatial resolution

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Proceedings Article | 6 July 2018 Paper

Paper

Final design and assembly of the GHOST Cassegrain unit

Ross Zhelem, Vladimir Churilov, Yuriy Kondrat, Lewis Waller, Jon Lawrence, Michael Edgar, Gabriella Baker, Tony Farrel, Peter Young, Jon Nielsen, Slavko Mali, Rolf Muller, Urs Klauser, Naveen Pai, Michael Ireland, Andrew Sheinis, Gordon Robertson, Scott Case, Richard McDermid

Proceedings Volume 10702, 107026H (2018) https://doi.org/10.1117/12.2313059

KEYWORDS: Prisms, Telescopes, Gemini Observatory, Spectrographs, Cameras, Servomechanisms, Control systems, Electronics

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Proceedings Article | 8 March 2017 Paper

Paper

The Gemini High-Resolution Optical SpecTrograph (GHOST)

Andrew Sheinis, Andre Anthony, Gabriella Baker, Gregory Burley, Vladimir Churilov, Michael Edgar, Michael Ireland, Yuriy Kondrat, John Pazder, Gordon Robertson, Peter Young, Ross Zhelem

Proceedings Volume 9908, 990817 (2017) https://doi.org/10.1117/12.2232231

KEYWORDS: Gemini Observatory, Spectrographs, Telescopes, Sensors, Cameras, Optical fiber cables, Mirrors, Calibration, Spectral resolution, Stars

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Proceedings Article | 9 August 2016 Paper

Paper

The Gemini High-Resolution Optical SpecTrograph (GHOST) bench spectrograph optical design

John Pazder, Greg Burley, Michael Ireland, Gordon Robertson, Andrew Sheinis, Ross Zhelem

Proceedings Volume 9908, 99087F (2016) https://doi.org/10.1117/12.2234366

KEYWORDS: Spectrographs, Gemini Observatory, Astronomy, Optical design, Spectrographs, Relays, Cameras, Sensors, Charge-coupled devices, Quantum efficiency, Transmittance

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Proceedings Article | 9 August 2016 Paper

Paper

The precision radial velocity error budget for the Gemini High-resolution Optical SpecTrograph (GHOST)

Michael Ireland, Étienne Artigau, Greg Burley, Michael Edgar, Steve Margheim, Gordon Robertson, John Pazder, Richard McDermid, Ross Zhelem

Proceedings Volume 9908, 99087A (2016) https://doi.org/10.1117/12.2233927

KEYWORDS: Spectrographs, Gemini Observatory, Exoplanets, Cameras, Distortion, Monochromatic aberrations, Space telescopes, Telescopes, Spatial frequencies, Astronomy

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Proceedings Article | 24 July 2014 Paper

Paper

Alternative approach to precision narrow-angle astrometry for Antarctic long baseline interferometry

Yitping Kok, Michael Ireland, Aaron Rizzuto, Peter Tuthill, J. Gordon Robertson, Benjamin Warrington, William Tango

Proceedings Volume 9146, 91462R (2014) https://doi.org/10.1117/12.2055295

KEYWORDS: Stars, Visibility, Interferometers, Data modeling, Interferometry, Modulation, Calibration, Signal to noise ratio, Error analysis, Binary data

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Proceedings Article | 8 July 2014 Paper

Paper

Progress on the Gemini High-Resolution Optical SpecTrograph (GHOST) design

Michael Ireland, Andre Anthony, Greg Burley, Eric Chisholm, Vladimir Churilov, Jennifer Dunn, Gabriella Frost, Jon Lawrence, David Loop, Peter McGregor, Sarah Martell, Alan McConnachie, Richard McDermid, John Pazder, Vlad Reshetov, J. Robertson, Andrew Sheinis, Julia Tims, Peter Young, Ross Zhelem

Proceedings Volume 9147, 91471J (2014) https://doi.org/10.1117/12.2057356

KEYWORDS: Spectrographs, Gemini Observatory, Cameras, Telescopes, Optical design, Stars, Sensors, Astronomy, Space telescopes, Control systems

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Proceedings Article | 5 October 2012 Paper

Paper

Compact high-resolution spectrographs for large and extremely large telescopes: using the diffraction limit

J. Gordon Robertson, Joss Bland-Hawthorn

Proceedings Volume 8446, 844623 (2012) https://doi.org/10.1117/12.924937

KEYWORDS: Spectrographs, Spectral resolution, Sensors, Gaussian beams, Cameras, Waveguides, Diffraction, Collimators, Diffraction gratings, Single mode fibers

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Proceedings Article | 24 September 2012 Paper

Paper

The AAO's Gemini High-Resolution Optical SpecTrograph (GHOST) concept

Michael Ireland, Stuart Barnes, David Cochrane, Matthew Colless, Peter Connor, Anthony Horton, Steve Gibson, Jon Lawrence, Sarah Martell, Peter McGregor, Tom Nicolle, Kathryn Nield, David Orr, J. Robertson, Stuart Ryder, Andrew Sheinis, Greg Smith, Nick Staszak, Julia Tims, Pascal Xavier, Peter Young, Jessica Zheng

Proceedings Volume 8446, 844629 (2012) https://doi.org/10.1117/12.925746

KEYWORDS: Spectrographs, Gemini Observatory, Microlens, Cameras, Spectral resolution, Astronomy, Observatories, Ultraviolet radiation, Telescopes, Point spread functions

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Proceedings Article | 24 September 2012 Paper

Paper

Demonstration and design of a compact diffraction limited spectrograph

Christopher Betters, Sergio Leon-Saval, Joss Bland-Hawthorn, Gordon Robertson

Proceedings Volume 8446, 84463H (2012) https://doi.org/10.1117/12.925824

KEYWORDS: Spectrographs, Spectral resolution, Collimators, Sensors, Single mode fibers, Cameras, Gaussian beams, Photonics, Point spread functions, Optical simulations

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Proceedings Article | 12 September 2012 Paper

Paper

Self-phase-referencing interferometry with SUSI

Yitping Kok, Michael Ireland, Peter Tuthill, J Robertson, Benjamin Warrington, William Tango

Proceedings Volume 8445, 844521 (2012) https://doi.org/10.1117/12.925238

KEYWORDS: Mirrors, Stars, Metrology, Signal to noise ratio, Avalanche photodetectors, Photon counting, Interferometry, Laser metrology, Interferometers, Fourier transforms

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Proceedings Article | 12 September 2012 Paper

Paper

Science and technology progress at the Sydney University Stellar Interferometer

J. Gordon Robertson, Michael Ireland, William Tango, Peter Tuthill, Benjamin Warrington, Yitping Kok, A. Rizzuto, Anthony Cheetham, Andrew Jacob

Proceedings Volume 8445, 84450N (2012) https://doi.org/10.1117/12.924946

KEYWORDS: Stars, Sensors, Metrology, Interferometers, Mirrors, Telescopes, Electronics, Servomechanisms, CCD image sensors, Charge-coupled devices

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Proceedings Article | 12 September 2012 Paper

Paper

Progress and challenges with the Dragonfly instrument; an integrated photonic pupil-remapping interferometer

Nemanja Jovanovic, Peter Tuthill, Barnaby Norris, Simon Gross, Paul Stewart, Ned Charles, Sylvestre Lacour, Jon Lawrence, Gordon Robertson, Alexander Fuerbach, Michael Withford

Proceedings Volume 8445, 844505 (2012) https://doi.org/10.1117/12.926012

KEYWORDS: Waveguides, Fringe analysis, Telescopes, Microelectromechanical systems, Prototyping, Interferometers, Astronomy, Mirrors, Interferometry, Integrated photonics

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Proceedings Article | 22 July 2010 Paper

Paper

Photonic technologies for a pupil remapping interferometer

Peter Tuthill, Nemanja Jovanovic, Sylvestre Lacour, Andrew Lehmann, Martin Ams, Graham Marshall, Jon Lawrence, Michael Withford, Gordon Robertson, Michael Ireland, Benjamin Pope, Paul Stewart

Proceedings Volume 7734, 77341P (2010) https://doi.org/10.1117/12.856770

KEYWORDS: Waveguides, Interferometers, Telescopes, Spatial filters, Adaptive optics, Signal to noise ratio, Single mode fibers, Interferometry, Space telescopes, Prototyping

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Proceedings Article | 22 July 2010 Paper

Paper

Instrumental developments for the Sydney University Stellar Interferometer

J. Gordon Robertson, Michael Ireland, William Tango, John Davis, Peter Tuthill, Andrew Jacob, Yitping Kok, Theo ten Brummelaar

Proceedings Volume 7734, 773405 (2010) https://doi.org/10.1117/12.856557

KEYWORDS: Stars, Sensors, Interferometers, Mirrors, Charge-coupled devices, Telescopes, Visibility, CCD image sensors, Control systems, Astronomy

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Proceedings Article | 20 July 2010 Paper

Paper

ERASMUS-F: pathfinder for an E-ELT 3D instrumentation

Andreas Kelz, Martin Roth, Roland Bacon, Joss Bland-Hawthorn, Harald Nicklas, Julia Bryant, Matthew Colless, Scott Croom, Simon Ellis, Andreas Fleischmann, Peter Gillingham, Roger Haynes, Andrew Hopkins, Johan Kosmalski, John O'Byrne, Jean-Christophe Olaya, William Rambold, Gordon Robertson

Proceedings Volume 7739, 77394N (2010) https://doi.org/10.1117/12.857007

KEYWORDS: Spectrographs, Image quality, Charge-coupled devices, Telescopes, Spectroscopes, Sensors, Astronomical imaging, Astronomy, Mechanical engineering, Space telescopes

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Proceedings Article | 20 July 2010 Paper

Paper

Hexabundles: imaging fibre arrays for low-light astronomical applications

Joss Bland-Hawthorn, Julia Bryant, Gordon Robertson, Peter Gillingham, John O'Byrne, Gerald Cecil, Roger Haynes, Scott Croom, Simon Ellis, Martin Maack, Peter Skovgaard, Danny Noordegraf

Proceedings Volume 7735, 773541 (2010) https://doi.org/10.1117/12.856345

KEYWORDS: Cladding, Spectrographs, Etching, Astronomy, Telescopes, Glasses, Galactic astronomy, Polishing, Imaging arrays, Multimode fibers

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Proceedings Article | 15 July 2010 Paper

Paper

PIMMS: photonic integrated multimode microspectrograph

Joss Bland-Hawthorn, Jon Lawrence, Gordon Robertson, Sam Campbell, Ben Pope, Chris Betters, Sergio Leon-Saval, Tim Birks, Roger Haynes, Nick Cvetojevic, Nem Jovanovic

Proceedings Volume 7735, 77350N (2010) https://doi.org/10.1117/12.856347

KEYWORDS: Spectrographs, Waveguides, Single mode fibers, Sensors, Telescopes, Spectroscopes, Electrons, Photonic devices, Diffraction, Spectral resolution

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Proceedings Article | 28 July 2008 Paper

Paper

The SUSI instrument: new science and technology

Peter Tuthill, John Davis, Michael Ireland, Andrew Jacob, Julian North, Stephen Owens, J. Gordon Robertson, William Tango, Theo ten Brummelaar

Proceedings Volume 7013, 701304 (2008) https://doi.org/10.1117/12.787707

KEYWORDS: Stars, Spatial filters, Mirrors, Interferometry, Physics, Interferometers, Telescopes, Sensors, Beam splitters, Systems modeling

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Proceedings Article | 28 July 2008 Paper

Paper

Optical design of the Dragonfly interferometric imager

J. Gordon Robertson, Peter Tuthill, Sylvestre Lacour

Proceedings Volume 7013, 70133R (2008) https://doi.org/10.1117/12.787687

KEYWORDS: Microelectromechanical systems, Microlens, Microlens array, Interferometry, Spatial filters, Telescopes, Single mode fibers, Adaptive optics, Diffraction, Prisms

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Proceedings Article | 23 June 2006 Paper

Paper

SUSI: an update on instrumental developments and science

John Davis, Michael Ireland, Andrew Jacob, Julian North, Stephen Owens, J. Gordon Robertson, William Tango, Peter Tuthill

Proceedings Volume 6268, 626804 (2006) https://doi.org/10.1117/12.668982

KEYWORDS: Stars, Calibration, Spectroscopy, Mirrors, Interferometers, Visibility, Optical benches, Interferometry, Switching, Sensors

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Proceedings Article | 20 October 2004 Paper

Paper

SUSI: recent technology and science

Peter Tuthill, John Davis, Michael Ireland, Julian North, John O'Byrne, J. Gordon Robertson, William Tango

Proceedings Volume 5491, (2004) https://doi.org/10.1117/12.549483

KEYWORDS: Interferometers, Sensors, Telescopes, Beam splitters, Calibration, Avalanche photodetectors, Mirrors, Stars, Signal detection, Visibility

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Proceedings Article | 5 July 2000 Paper

Paper

Multiwavelength visibility measurements of the red giant R Doradus

A. Jacob, Tim Bedding, J. Robertson, John Barton, Christopher Haniff, Ralph Marson, Michael Scholz

Proceedings Volume 4006, (2000) https://doi.org/10.1117/12.390197

KEYWORDS: Visibility, Stars, Calibration, Spatial frequencies, Telescopes, Charge-coupled devices, Absorption, Sensors, Resolution enhancement technologies, Interferometers

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Proceedings Article | 27 March 2000 Paper

Paper

ATLAS: a Cassegrain spectrograph based on volume phase holographic gratings

J. Robertson, Keith Taylor, Ivan Baldry, Peter Gillingham, Samuel Barden

Proceedings Volume 4008, (2000) https://doi.org/10.1117/12.395472

KEYWORDS: Cameras, Spectrographs, Sensors, Prisms, Holography, Volume holography, Collimation, Diffraction gratings, Refractive index, Collimators

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Showing 5 of 31 publications

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