Image Processing Techniques in Astronomy: Proceedings of a Conference Held in Utrecht on March 25–27, 1975 (Astrophysics and Space Science Library, 54)

The significance of photometry in astronomy is discussed in relation to three basic parameters; wavelength, spectral resolution and spatial resolution. de Jager/Nieuwenhuijzen (eds.), Image Processing Techniques in Astronomy. 11:20. All Rights Reserved. Front Matter....Pages I-XI Front Matter....Pages 1-1 Astrometry....Pages 3-10 Photometry....Pages 11-20 The Photometry of Extended Objects: Diode-Array Detectors and Interactive Data Processing....Pages 21-30 Trends in Astronomical Spectroscopy....Pages 31-48 Front Matter....Pages 49-49 Information Retrieval by Microdensitometry....Pages 51-55 Fourier Techniques....Pages 57-58 Television Detector Techniques....Pages 59-78 On Line Digital Correlation of Photon Counting TV Images for Stellar Interferometry....Pages 79-84 Photon-Counting Detector Arrays Based on Microchannel Array Plates....Pages 85-90 Performance of the Mit Silicon Vidicon Imaging System at the Telescope....Pages 91-96 A Self-Scanned Silicon Diode Array for Astronomical Photometry....Pages 97-102 Image Detectors for Recording Astronomical Ultraviolet Spectra....Pages 103-108 Mesure Des Contours De Raies Par Les Techniques De Television....Pages 109-116 Photometry Using Electronographic Techniques....Pages 117-124 Integrating T.V. System Development at Cambridge....Pages 125-126 Sec Vidicon System for a B alloon U ltraviolet S tellar S pectrometer....Pages 127-134 Problems of Oversampling with Sec Vidicon Television Systems....Pages 135-139 Some Experiments with an Sec Image Tube for High Precision Multi-Colour Photometry of Galactic Clusters....Pages 141-155 Front Matter....Pages 157-157 Four Years Experience in APMS Star Plate Processing — Results and Future Plans....Pages 159-170 The Use of the “Galaxy” Machine at the Royal Greenwich Observatory....Pages 171-184 Front Matter....Pages 157-157 The Fully Automatic Program-Controlled Microdensitometer-Comparator of the Astronomical Institute at Utrecht....Pages 185-198 The Grant Measuring Engine....Pages 199-208 The U. S. Naval Observatory’s Automatic Measuring Machines....Pages 209-209 The Two-Coordinate Grant Machine in Long-Focus Astrometry....Pages 211-216 The Cosmos Facility at the Royal Observatory Edinburgh....Pages 217-222 The ESO S-3000 Measuring Machine....Pages 223-228 Iris — A Two Axis Comparator and Microdensitometer using Two Different Scanning Modes....Pages 229-236 Machine a Mesurer de L’Observatoire de Haute Provence....Pages 237-243 The Design of the New S.R.C. Automated Photographic Measuring System....Pages 245-246 The Computer Controlled Comparator Astroscan....Pages 247-253 A Simultaneous Six-Channel Microphotometer with Computerized Data Acquisition....Pages 255-260 A Very Simple Digital Microdensitometer-Comparator....Pages 261-264 Photoelectric Spectroscopic Plate Measuring Machine Built at the Meudon Observatory....Pages 265-268 Front Matter....Pages 269-269 Software Techniques for Image Processing....Pages 271-283 Problems of Machine Independency and Interactive Matters....Pages 285-299 Aperture Synthesis....Pages 301-307 Interactive Computer Reduction and Display of Radio Supersynthesis Maps....Pages 309-309 The Design of Vamp Software for the Measurement and Reduction of Stellar Spectrograms....Pages 311-314 Development of Digital System for Stellar Spectra Reduction at Toruń Observatory....Pages 315-321 Evaluation of Raster Scans of Photographic Stellar Images x)....Pages 323-328 Front Matter....Pages 269-269 Image Processing Systems Developed at MIT to Handle Silicon Vidicon Images and Spectra of Astronomical Objects....Pages 329-334 Handling of ‘Galaxy’ Photometry....Pages 335-340 Front Matter....Pages 341-341 Some Preliminary Results Obtained with a TV Camera in the Field of the Observation of Visual Double Stars....Pages 343-345 Echelle Spectra Image Processing for the International Ultraviolet Explorer....Pages 347-352 Semi-Automatic Determination of Equivalent Widths....Pages 353-365 Accuracy and Results of Spectrophotometry with Objective Prism Plates....Pages 367-372 Le Centre de Depouillement de Cliches Astronomiques....Pages 373-378 Intercomparison of Ground Based and Satellite Pictures of the Sun....Pages 379-384 Flying-Spot Analysis of Solar Images....Pages 385-390 Removal of Vignetting from Apollo Low Light Level Photographs....Pages 391-396 Search of Significant Features in a Direct Non Parametric Pattern Recognition Method. Application to the Classification of a Multiwire Spark Chamber Pictures.....Pages 397-402 Lock-In Image Subtraction: Detectability of Circumstellar Planets with the Large Space Telescope....Pages 403-409 Digital Image Centering, I....Pages 411-418 Back Matter....Pages 419-420