Mr. Alan Johns Profile

Alan Johns

at NASA Goddard Space Flight Ctr

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Author

Publications (5)

Proceedings Article | 13 September 2012 Paper

The building blocks for JWST I&T to operations - from simulator to flight units

Francis Wasiak, William Ochs, Alan Johns, Bonita Seaton, Cynthia Adams, Curtis Fatig, Ronald Jones, Wallace Jackson

Proceedings Volume 8448, 844803 (2012) https://doi.org/10.1117/12.921818

KEYWORDS: James Webb Space Telescope, Space operations, Observatories, Databases, Systems modeling, Space telescopes, Device simulation, Instrument modeling, System integration, Data modeling

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Proceedings Article | 14 July 2008 Paper

James Webb Space Telescope: L2 communications for science data processing

Alan Johns, Bonita Seaton, Jonathan Gal-Edd, Ronald Jones, Curtis Fatig, Francis Wasiak

Proceedings Volume 7016, 70161D (2008) https://doi.org/10.1117/12.777377

KEYWORDS: James Webb Space Telescope, Ka band, Space operations, Databases, Satellites, Data processing, Space telescopes, Antennas, Observatories, Data communications

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Proceedings Article | 12 July 2008 Paper

James Webb Space Telescope: applying lessons learned to I&T

Alan Johns, Bonita Seaton, Jonathan Gal-Edd, Ronald Jones, Curtis Fatig, Francis Wasiak

Proceedings Volume 7016, 70160E (2008) https://doi.org/10.1117/12.777370

KEYWORDS: James Webb Space Telescope, Databases, Space operations, Data archive systems, Standards development, Software development, Data centers, Space telescopes, Interfaces, Observatories

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Proceedings Article | 18 August 2005 Paper

Overview of the James Webb Space Telescope (JWST) project

Phillip Sabelhaus, Doug Campbell, Mark Clampin, John Decker, Matt Greenhouse, Alan Johns, Mike Menzel, Robert Smith, Pam Sullivan

Proceedings Volume 5899, 58990P (2005) https://doi.org/10.1117/12.612659

KEYWORDS: James Webb Space Telescope, Space telescopes, Mirrors, Sensors, Telescopes, Space operations, Stars, Observatories, Hubble Space Telescope, Galactic astronomy

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Proceedings Article | 8 April 2003 Paper

Techniques and trends in sensor data processing: NASA experiences with Earth observing satellites

Alan Johns, Phillip Sabelhaus, Alexander Krimchansky

Proceedings Volume 4881, (2003) https://doi.org/10.1117/12.462506

KEYWORDS: Sensors, Satellites, Data processing, Data modeling, Earth observing sensors, Space operations, Data communications, Earth sciences, Antennas, Data centers

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