Dr. Christopher D. Farrington Profile

Dr. Christopher D. Farrington

Chief Operations Scientist at CHARA Array

SPIE Involvement:

Author

Publications (23)

Proceedings Article | 28 August 2024 Presentation + Paper

Presentation + Paper

Integrating a mobile telescope into the CHARA Array

Rainer Koehler, Robert Ligon, Matthew Anderson, Narsireddy Anugu, Theo ten Brummelaar, Victor Castillo, Christopher Farrington, Douglas Gies, Steven Golden, Ludovic Grossard, Karolina Kubiak, François Reynaud, Stephen Ridgway, Gail Schaefer, Nic Scott, Laszlo Sturmann, Nils Turner, Craig Woods

Proceedings Volume 13095, 1309504 (2024) https://doi.org/10.1117/12.3020620

KEYWORDS: Telescopes, Equipment, Domes, Design, Control systems, Adaptive optics, Optical fibers, Metrology, Vacuum, Sand

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Proceedings Article | 28 August 2024 Poster + Paper

Poster + Paper

CHARA Array integrated optics testbench (CHARIOT) for on-sky experiments

Alyssa Mayer, Aline Dinkelaker, Kalaga Madhav, Lucas Labadie, Kévin Barjot, Nicholas Scott, Narsireddy Anugu, Aurélien Benoît, Robert Thomson, Robert Harris, Christopher Farrington, Rainer Koehler, Karolina Kubiak, Edgar Ligon, Gail Schaefer

Proceedings Volume 13095, 130951V (2024) https://doi.org/10.1117/12.3019140

KEYWORDS: Beam combiners, Mirrors, Integrated optics, K band, Optical path differences, Nulling interferometry, Telescopes, Equipment, Astrophotonics, Astronomical interferometry, Near infrared, Astronomical instrumentation engineering, Astronomical instrumentation, Femtosecond laser micromachining, Optical benches

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Proceedings Article | 28 August 2024 Presentation + Paper

Presentation + Paper

Recent technical and scientific highlights from the CHARA Array

Douglas Gies, Narsireddy Anugu, Theo ten Brummelaar, Victor Castillo, Christopher Farrington, Becky Flores, Steven Golden, Jeremy Jones, Rainer Köhler, Karolina Kubiak, Cyprien Lanthermann, E. Robert Ligon, Olli Majoinen, Harold McAlister, Jayadev Rajagopal, Stephen Ridgway, Gail Schaefer, Nicholas Scott, Nils Turner, Norman Vargas, Larry Webster, Craig Woods

Proceedings Volume 13095, 1309502 (2024) https://doi.org/10.1117/12.3020589

KEYWORDS: Telescopes, Stars, Binary stars, Beam combiners, Fiber optics, Adaptive optics, Stellar interferometry, Planets, K band, Observatories

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Proceedings Article | 28 August 2024 Poster + Paper

Poster + Paper

CMAP: a mobile 7th telescope at the CHARA Array

Nicholas Scott, Edgar Ligon, Rainer Koehler, Narsireddy Anugu, Christopher Farrington, Gail Schaefer, Douglas Gies, Theo ten Brummelaar, Nils Turner, Craig Woods, Victor Castillo, Steve Golden

Proceedings Volume 13095, 130951U (2024) https://doi.org/10.1117/12.3018516

KEYWORDS: Telescopes, Optical fibers, Spatial resolution, Astronomical interferometry, Observatories, Imaging arrays, Computer aided design, Astronomical telescopes, Video

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SPIE Journal Paper | 6 June 2023 Open Access

Open Access

MYSTIC: a high angular resolution K-band imager at CHARA

Benjamin Setterholm, John Monnier, Jean-Baptiste Le Bouquin, Narsireddy Anugu, Jacob Ennis, Laurent Jocou, Nour Ibrahim, Stefan Kraus, Matthew Anderson, Sorabh Chhabra, Isabelle Codron, Christopher Farrington, Becky Flores, Tyler Gardner, Mayra Gutierrez, Cyprien Lanthermann, Olli W. Majoinen, Daniel Mortimer, Gail Schaefer, Nicholas Scott, Theo ten Brummelaar, Norman Vargas

JATIS, Vol. 9, Issue 02, 025006, (June 2023) https://doi.org/10.1117/12.10.1117/1.JATIS.9.2.025006

KEYWORDS: Equipment, K band, Spatial resolution, Beam combiners, Cameras, Imaging systems, Prisms, Mirrors, Vacuum, Design and modelling

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Proceedings Article | 26 August 2022 Presentation + Paper

Presentation + Paper

Recent technical and scientific highlights from the CHARA Array

Douglas Gies, Matthew Anderson, Narsireddy Anugu, Theo ten Brummelaar, Victor Castillo, Christopher Farrington, Steven Golden, Jeremy Jones, Robert Klement, Rainer Köhler, Cyprien Lanthermann, E. Robert Ligon, Olli Majoinen, Harold McAlister, Stephen Ridgway, Gail Schaefer, Nicholas Scott, Nils Turner, Norman Vargas, Larry Webster, Craig Woods

Proceedings Volume 12183, 1218303 (2022) https://doi.org/10.1117/12.2629048

KEYWORDS: Stars, Telescopes, Adaptive optics, Interferometry, K band, Planets, Spectroscopy, Exoplanets, Control systems, Spatial resolution

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Proceedings Article | 26 August 2022 Poster + Paper

Poster + Paper

The CHARA Michelson Array Pathfinder

R. Ligon, M. Anderson, N. Anugu, T. ten Brummelaar, C. Farrington, D. Gies, S. Golden, R. Koehler, F. Reynaud, S. Ridgway, G. Schaefer, N. Scott, L. Sturmann, N. Turner, C. Woods

Proceedings Volume 12183, 121832N (2022) https://doi.org/10.1117/12.2629530

KEYWORDS: Optical fibers, Telescopes, Optical instrument design, Adaptive optics

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Proceedings Article | 13 December 2020 Paper

Paper

CHARA array adaptive optics: complex operational software and performance

Narsireddy Anugu, Theo ten Brummelaar, Nils Turner, Matthew Anderson, Jean-Baptiste Le Bouquin, Judit Sturmann, Laszlo Sturmann, Chris Farrington, Norm Vargas, Olli Majoinen, Michael Ireland, John Monnier, Denis Mourard, Gail Schaefer, Douglas Gies, Stephen Ridgway, Stefan Kraus, Cyril Petit, Michel Tallon, Caroline Lim, Philippe Berio

Proceedings Volume 11446, 1144622 (2020) https://doi.org/10.1117/12.2561560

KEYWORDS: Adaptive optics, Telescopes, Wavefront sensors, Optical arrays, Cameras, Deformable mirrors, Actuators, Space telescopes, Interferometers, Binary data

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Proceedings Article | 13 December 2020 Presentation + Paper

Presentation + Paper

Recent highlights from The CHARA Array

Gail Schaefer, Theo ten Brummelaar, Douglas Gies, Matthew Anderson, Christopher Farrington, Steven Golden, Jeremy Jones, Robert Klement, Olli Majoinen, Stephen Ridgway, Judit Sturmann, Laszlo Sturmann, Nils Turner, Norm Vargas, Larry Webster, Craig Woods

Proceedings Volume 11446, 1144605 (2020) https://doi.org/10.1117/12.2562665

KEYWORDS: Optical arrays, Interferometers, Telescopes, Observatories, Image resolution, Binary data, Environmental sensing, Adaptive optics

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Proceedings Article | 13 December 2020 Presentation + Paper

Presentation + Paper

CHARA/MIRC-X: a high-sensitive six telescope interferometric imager concept, commissioning and early science

Narsireddy Anugu, Jean-Baptiste Le Bouquin, John Monnier, Stefan Kraus, Gail Schaefer, Benjamin Setterholm, Claire Davies, Tyler Gardner, Aaron Labdon, Cyprien Lanthermann, Jacob Ennis, Theo ten Brummelaar, Judit Sturmann, Matt Anderson, Chris Farrington, Norm Vargas, Olli Majoinen

Proceedings Volume 11446, 114460N (2020) https://doi.org/10.1117/12.2561579

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Proceedings Article | 9 July 2018 Presentation + Paper

Presentation + Paper

Recent technical and scientific highlights from the CHARA array

Douglas Gies, Theo ten Brummelaar, Matthew Anderson, Christopher Farrington, Steven Golden, Jeremy Jones, Robert Klement, Olli Majoinen, Gail Schaefer, Judit Sturmann, Laszlo Sturmann, Nils Turner, Norman Vargas, Larry Webster, Craig Woods, Stephen Ridgway

Proceedings Volume 10701, 1070102 (2018) https://doi.org/10.1117/12.2311755

KEYWORDS: Stars, Adaptive optics, Telescopes, Interferometry, Planets, Astronomy, Data archive systems, Observatories, K band

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Proceedings Article | 4 August 2016 Paper

Paper

An update on the CHARA array

T. ten Brummelaar, D. Gies, H. McAlister, S. Ridgway, J. Sturmann, L. Sturmann, G. Schaefer, N. Turner, C. Farrington, N. Scott, J. Monnier, M. Ireland

Proceedings Volume 9907, 990703 (2016) https://doi.org/10.1117/12.2232125

KEYWORDS: Adaptive optics, Telescopes, Interferometry, Observatories, Interferometers, Astronomy, Data archive systems, Visible radiation, Mirrors, Spectral resolution

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Proceedings Article | 26 July 2016 Paper

Paper

First year report of the Optical Interferometry DataBase

Xavier Haubois, Guillaume Mella, Gilles Duvert, J. Le Bouquin, Laurent Bourgès, Chris Farrington, Theo ten Brummelaar, Myriam Benisty, Denis Mourard

Proceedings Volume 9907, 99073V (2016) https://doi.org/10.1117/12.2233525

KEYWORDS: Databases, Observatories, Optical interferometry, Interferometry, Interferometers, Optical interferometry, Calibration, Data modeling, Aluminium phosphide, Visibility, Astronomy

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Proceedings Article | 24 July 2014 Paper

Paper

MWC 314: binary results from optical interferometry compared with spectroscopy and photometry

Noel Richardson, Anthony F. J. Moffat, Raphael Maltais-Tariant, Herbert Pablo, Douglas Gies, Nicole St-Louis, Gail Schaefer, Anatoly Miroshnichenko, Chris Farrington, Emily Aldoretta, Etienne Artigau, Tabetha Boyajian, Katie Gordon, P. Goldfinger, Jeremy Jones, Rachel Matson, Harold McAlister, David O'Brien, Deepak Raghavan, Tahina Ramiaramanantsoa, Stephen Ridgway, Nic Scott, Judit Sturmann, Laszlo Sturmann, Theo ten Brummelaar, Joshua Thomas, Nils Turner, Norm Vargas, Sergey Zharikov

Proceedings Volume 9146, 91460G (2014) https://doi.org/10.1117/12.2055364

KEYWORDS: Stars, Spectroscopy, Interferometry, Photometry, Absorption, Telescopes, Calibration, Spectrophotometry, Binary data, Observatories

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Proceedings Article | 12 September 2012 Paper

Paper

Performance, results, and prospects of the visible spectrograph VEGA on CHARA

Denis Mourard, Mounir Challouf, Roxanne Ligi, Philippe Bério, Jean-Michel Clausse, Jérôme Gerakis, Laurent Bourges, Nicolas Nardetto, Karine Perraut, Isabelle Tallon-Bosc, H. McAlister, T. ten Brummelaar, S. Ridgway, J. Sturmann, L. Sturmann, N. Turner, C. Farrington, P. Goldfinger

Proceedings Volume 8445, 84450K (2012) https://doi.org/10.1117/12.925223

KEYWORDS: Calibration, Sensors, Visibility, Stars, Signal to noise ratio, Visible radiation, Spectral resolution, Error analysis, Spectrographs, Databases

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Proceedings Article | 12 September 2012 Paper

Paper

Data analysis for the CHARA Array CLIMB beam combiner

Theo ten Brummelaar, Judit Sturmann, Harold McAlister, Laszlo Sturmann, Nils Turner, Chris Farrington, Gail Schaefer, P. Goldfinger, Brian Kloppenborg

Proceedings Volume 8445, 84453C (2012) https://doi.org/10.1117/12.925023

KEYWORDS: Visibility, Interference (communication), Telescopes, Fringe analysis, Data analysis, Mirrors, Signal to noise ratio, Interferometry, Calibration, Camera shutters

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Proceedings Article | 12 September 2012 Paper

Paper

Imaging rapid rotators with the PAVO beam combiner at CHARA

Vicente Maestro, Yitping Kok, Daniel Huber, Michael Ireland, Peter Tuthill, Tim White, Gail Schaefer, Theo ten Brummelaar, Harold McAlister, Nils Turner, Christopher Farrington, P. Goldfinger

Proceedings Volume 8445, 84450G (2012) https://doi.org/10.1117/12.926881

KEYWORDS: Calibration, Stars, Visibility, Spatial frequencies, Interferometry, Telescopes, Spatial resolution, Data modeling, Astronomy, Interferometers

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Proceedings Article | 12 September 2012 Paper

Paper

Recent technical and scientific highlights from the CHARA Array

Harold McAlister, Theo ten Brummelaar, Stephen Ridgway, Douglas Gies, Judit Sturmann, Laszlo Sturmann, Nils Turner, Gail Schaefer, Tabetha Boyajian, Christopher Farrington, P. Goldfinger, Larry Webster

Proceedings Volume 8445, 84450H (2012) https://doi.org/10.1117/12.926452

KEYWORDS: Stars, Interferometry, Telescopes, Imaging systems, Planets, Visible radiation, Visibility, Astronomy, Spectral resolution, K band

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Proceedings Article | 22 July 2010 Paper

Paper

Performances and first science results with the VEGA/CHARA visible instrument

D. Mourard, M. Tallon, Ph. Bério, D. Bonneau, O. Chesneau, J. Clausse, O. Delaa, N. Nardetto, K. Perraut, A. Spang, Ph. Stee, I. Tallon-Bosc, H. McAlister, T. ten Brummelaar, J. Sturmann, L. Sturmann, N. Turner, C. Farrington, P. Goldfinger

Proceedings Volume 7734, 77340D (2010) https://doi.org/10.1117/12.856100

KEYWORDS: Stars, Visibility, Interferometry, Spectral resolution, Spectrographs, Telescopes, Visible radiation, Calibration, Signal to noise ratio, Spatial resolution

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Proceedings Article | 22 July 2010 Paper

Paper

An update on the CHARA Array

Theo ten Brummelaar, Harold McAlister, Stephen Ridgway, Douglas Gies, Judit Sturmann, Laszlo Sturmann, Nils Turner, Gail Schaefer, Christopher Farrington, P. Goldfinger

Proceedings Volume 7734, 773403 (2010) https://doi.org/10.1117/12.856028

KEYWORDS: Stars, Telescopes, Control systems, Visible radiation, Observatories, Imaging systems, Interferometry, K band, Phase measurement, Astronomy

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Proceedings Article | 28 July 2008 Paper

Paper

An update on the CHARA array

Theo ten Brummelaar, Harold McAlister, Steve Ridgway, Douglas Gies, Judit Sturmann, Laszlo Sturmann, Nils Turner, Antoine Mérand, Robert Thompson, Christopher Farrington, P.J. Goldfinger

Proceedings Volume 7013, 701308 (2008) https://doi.org/10.1117/12.788008

KEYWORDS: Stars, Telescopes, Imaging systems, Visible radiation, Interferometry, Mirrors, Astronomy, Spectral resolution, Sensors, Visibility

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Proceedings Article | 28 July 2008 Paper

Paper

VEGA: a new visible spectrograph and polarimeter on the CHARA Array

D. Mourard, K. Perraut, D. Bonneau, J. M. Clausse, Ph. Stee, I. Tallon-Bosc, P. Kervella, Y. Hughes, A. Marcotto, A. Blazit, O. Chesneau, A. Domiciano de Souza, R. Foy, F. Hénault, D. Mattei, G. Merlin, A. Roussel, M. Tallon, E. Thiebaut, H. McAlister, T. ten Brummelaar, J. Sturmann, L. Sturmann, N. Turner, C. Farrington, P. J. Goldfinger

Proceedings Volume 7013, 701323 (2008) https://doi.org/10.1117/12.787505

KEYWORDS: Spectrographs, Visible radiation, Spectral resolution, Sensors, Polarimetry, Stars, Signal to noise ratio, Interferometry, Mirrors, Telescopes

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Proceedings Article | 28 June 2006 Paper

Paper

Applications of separated fringe packets to binary star studies with the CHARA Array: preliminary thesis report

Christopher Farrington, Harold McAlister

Proceedings Volume 6268, 62682U (2006) https://doi.org/10.1117/12.671566

KEYWORDS: Stars, Spectroscopy, Speckle interferometry, Binary data, Double sideband modulation, Single sideband modulation, Interferometry, Visibility, Speckle, Error analysis

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Showing 5 of 23 publications

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