Godot

Results: 125



#Item
81Spaceflight / Dispersion / Optics / International Ultraviolet Explorer / Wavelength / Spectrum / Star / Physics / Science / Spectroscopy

Chapter 9 Low-Dispersion Flux Extraction (SWET ) Spectral data are extracted from the two-dimensional (2-D) low-dispersion resampled images (SI) using a signal weighted extraction technique (SWET ). This technique provid

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Source URL: godot.u-strasbg.fr

Language: English - Date: 2000-12-05 06:33:17
82Statistical dispersion / Spectroscopy / Image processing / Statistics / Optics / Dispersion

Chapter 13 Assessing NEWSIPS Data Quality The processing techniques described in this manual provide some information on the quality of the image and the extracted spectral data which was not available with the previous

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Source URL: godot.u-strasbg.fr

Language: English - Date: 2000-12-05 06:33:18
83Glass physics / Dispersion / Wavelength / International Ultraviolet Explorer / Physics / Optics / Spaceflight

Chapter 8 Wavelength Calibration (TTDC ) High- and low-dispersion small-aperture spectra of the on-board hollow cathode platinumneon (Pt-Ne) calibration lamp are used to determine wavelength as a function of position in

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Language: English - Date: 2000-12-05 06:33:17
84Spaceflight / Spacecraft thermal control / Thermal insulation / International Ultraviolet Explorer / Spacecraft / Heat pipe / Solar energy / R-value / Building insulation / Mechanical engineering / Heat transfer / Chemical engineering

[removed]Spacecraft Thermal Design. The purpose of the thermal control design is to maintain all of the elements of the spacecraft system within their temperature limits for all mission phases. From this viewpoint, the IU

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Language: English - Date: 2000-12-05 06:33:19
85Cross-correlation / Correlation function / Raw image format / Correlation / Covariance and correlation / Statistics / Correlation and dependence

Chapter 5 Raw Image Registration (CROSS-CORR ) The NEWSIPS system relies upon an explicit determination of the registration between the raw science image and the raw space Intensity Transfer Function (ITF) to apply an ac

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Source URL: godot.u-strasbg.fr

Language: English - Date: 2000-12-05 06:33:17
86Slew / Operating system / Channel I/O / INT / On-Board Data Handling / Computer architecture / Interrupts / Attitude control

[removed]The Onboard Computer. The onboard computer (OBC) maintains attitude control and controls the scientific experiment operation. Because it is so vital to spacecraft operation, the OBC must be highly reliable. The

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Source URL: godot.u-strasbg.fr

Language: English - Date: 2000-12-05 06:33:19
87Spacecraft / Dispersion / Wavelength / International Ultraviolet Explorer / Reseau plate / Physics / Optics / Spaceflight

Chapter 7 Image Resampling (GEOM ) Raw IUE images suffer from spatial distortions introduced by the SEC Vidicon cameras. The electrostatically-focused imaging section of the camera produces a pincushion distortion, while

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Source URL: godot.u-strasbg.fr

Language: English - Date: 2000-12-05 06:33:17
88Spacecraft / European Space Agency / Space telescopes / International Ultraviolet Explorer / FITS / Mass spectrometry software / Software quality control / Software quality / Tagged Image File Format / Graphics file formats / Computing / Spaceflight

QUALITY CONTROL OF THE IUE FINAL ARCHIVE N. Loiseau1 , E. Solano1 , M. Barylak2 1 INSA/ESA IUE Observatory, Apdo[removed],

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Language: English - Date: 2000-12-05 06:33:16
89Image processing / Optics / Spacecraft / Digital photography / International Ultraviolet Explorer / Spectrum / Wavelength / Dispersion / Wave / Physics / Spectral theory / Spaceflight

EXTRACTION OF LOW DISPERSION SPECTRA FOR INES P.M. Rodr´ıguez-Pascual1 , N. Schartel2,3 , erez-Calpena4 W. Wamsteker2,3 , A. P´ 1

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Language: English - Date: 2000-12-05 06:33:16
90Communication / Telemetry / International Ultraviolet Explorer / Frame synchronization / Spaceflight / Spacecraft / Technology

[removed]Data Handling Subsystem. At the heart of the data handling subsystem is the DMU (Data Multiplex Unit), which performs the tasks of multiplexing or providing a variety of engineering and scientific values from al

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Source URL: godot.u-strasbg.fr

Language: English - Date: 2000-12-05 06:33:19
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