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Spacecraft and Instrument Parameters

The following parameters refer to the telescope design as specified for Phase C. Additional Phase C reference files are available at GSFC. These include the field-of-view layout, detector properties, distortions, Zernike decompositions of the PSFs, pupil masks, transmission/effective area per filter, and more. Additional Coronagraph Instrument parameters and data are also available.

These spacecraft/instrument parameters, which are to be used in simulations and in designing science projects, are tied to a regular project design schedule (see the link to parameters in earlier mission phases below). To ensure consistency within the community, these parameters are released here only after approval by the Roman Space Telescope Project Scientist.

Parameter Categories


List of Previous Spacecraft and Instrument Parameters.

Parameters as CSV Table


Parameter Tables

(Mouse over table cells to see full contents. Click column headers to sort.)

Mission and Spacecraft Parameters

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Telescope Parameters

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WFI Imager Parameters

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WFI Filter Parameters

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WFI Grism Parameters

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WFI Prism Parameters

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WFI Sensitivity Parameters

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Fully Commissioned Coronagraph Instrument Observing Modes

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Coronagraph Instrument Coronagraph Parameters

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Coronagraph Instrument Primary Observing Bandpass Parameters

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Coronagraph Instrument Engineering Bandpass Parameters

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Coronagraph Instrument Detector Parameters

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Coronagraph Instrument Imaging Parameters

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Coronagraph Instrument Spectroscopy Parameters

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Additional Coronagraph Instrument Parameters and Data

Coronagraph Instrument Polarimetry Parameters

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Coronagraph Instrument Predicted Performance Parameters

Python code to calculate and plot the Roman Coronagraph’s flux ratio vs separation (working angle)
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Coronagraph Instrument Observing Requirements

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