... 2.1 What is Dithering? ... 2.4.1 No Dithering . ... 2.4.4 Dithering for Parallel Images . 2.5 More Detailed Considerations . 2.5.1 Data Quality Issues involved in Dithering . ... 2.5.4 How many Images to Obtain at each Dither Location . ... 3.2.3 Drizzle . ... 3.4 Image Fidelity After Drizzling . ... 4.2.1 Introduction . ... 5.3.2 Parameters . 5.3.3 Basic Examples . ... 5.4.8.1 General Explanation . 5.4.8.2 Parameter Details . ... 5.5 Optimizing the Drizzle Parameters for Your Data . ...

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• http://www.stsci.edu/documents/dhb/web/c03_stsdas.fm2.html
• http://www.stsci.edu/hst/HST_overview/documents/multidrizzle/ch54.html
• The MultiDrizzle Page

wcs2dr -- Convert WCS header information into drizzle parameters for image registration wcs2dr image refim . images = "" [file name] . ... The style for the output listing. ... cl wcs2dr @files ref style= para # drizzle .data= test1 drizzle .shft_fr= output drizzle .shft_un= output drizzle .align= center drizzle .xsh= 552.733 drizzle .ysh= 482.749 drizzle .scale= 1.009 drizzle .rot= - 2.871 # drizzle .data= test2 drizzle .shft_fr= output drizzle .shft_un= output ...

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• ASNCOMBINE (Nov98) --- nictools --- ASNCOMBINE (Nov98)

Next: *.imh and *.qp Extensions Up: IRAF/PROS Files Previous: IRAF Image Arrays . The x-ray data are stored in QPOE files (Quick Position-Ordered Events, *.qp ) rather than image arrays. ... Note that, unlike IRAF images, QPOE files have no associated header file, and are always stored in the current directory, unless explicitly specified otherwise. Non-PROS IRAF tasks can also access QPOE data files in place of image arrays. ... rp110590.qp[pi=2:30] . ... The ROSAT PSPC qp file images are . ...

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• Possible Pitfalls
• Table Filtering
• Editing Files and Parameters

... This is done by taking in all input files the extension whose name is specified by the maintable parameter (called 'merged extension' in what follows) and merging the columns into a single output extension of the same name. ... Its contents is taken from the CCDID keyword (and QUADRANT for EPIC PN). ... To propagate other column specific keywords, they must be specified manually via the extensionchecks , mainattributes , maxattributes and minattributes parameters (see above). ...

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• Parameters

Next: Details of Setup File Up: Setup Files Previous: Examples of Setup Files Contents . A list of the setup parameters is given below, followed by detailed information on each setup paramater in Section 3.6.4 . ... Note that the VLBA uses the concept of baseband channels. ... BBC: BBC assigned to each baseband channel. ... IFCHAN: IF channel to BBC for each baseband channel. ... NCHAN: Number of baseband channels. ... TPSPEEDH: Tape speed in inches per second at high density (obsolete). ...

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• FlagTask CentralProcessor 0.11 documentation
• Host Command-Line Interface
• Tape Initialization File

specpsf -- Form a longslit spectrum for a point source from many point spread function images specpsf refima psfwavs psfims sliwid pixwid subsam cenoff psfpos outpsf . ... The name of the input 2-dimensional reference image to supply the dimensions and header information for the output longslit Point Spread Function (PSF) spectrum image. psfwavs = "" [table file name] . ... The centre of the Point Spread Function in each input image is determined by centroiding and the slit is placed over the image. ...

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• Parameters
• fitsreport
• writeQC

... HTML . HEAD . ... BODY . The HTML tag identifies a document as an HTML document. ... The HEAD tag defines an HTML document header. ... The web browser displays none of the information in the header, except for text contained by the TITLE tag. ... The HEAD tag can contain TITLE, BASE, ISINDEX, META, SCRIPT, STYLE, and LINK tags. ... The BODY tag specifies the main content of a document. ... TEXT=" color " . ... VLINK="color" specifies the text color of visited (followed) links in a document. ...

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• Netscape Cookies
• Loading the Telescope and Instrument Specifications
• mod_expires - Apache HTTP Server

... Directives | ... Apache HTTP Server Version 2.2 . ... Generation of Expires and Cache-Control HTTP headers according to user-specified criteria . ... This module controls the setting of the Expires HTTP header and the max-age directive of the Cache-Control HTTP header in server responses. ... ExpiresByType . ... This directive defines the value of the Expires header and the max-age directive of the Cache-Control header generated for documents of the specified type ( e.g. , text/html ). ...

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• Netscape Cookies
• mod_reqtimeout - Apache HTTP Server
• mod_charset_lite - Apache HTTP Server

The Wideband Arecibo Pulsar Processor - File Format Page . WAPP files have three sections that appear sequentially in this order: an ASCII header description, the binary header, and finally the actual binary data. ... The WAPP realtime observation engine does not produce files larger that 2 Gbytes. At one time this represented a fundamental limit to Linux files. ... Each file will have it's own header, even when the files are simply continuations of a single observation. ... long int . ...

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• Manpage of UNPRIVTOI4
• Converting Arecibo Interim Correlator data into a FITS image
• Manpage of STRIPVME

... HTML defines six levels of headings. ... The numbering style is controlled by the style sheet, e.g. The style sheet specifies whether headers are numbered, and which style is used to render the current sequence number, e.g. arabic, upper alpha, lower alpha, upper roman, lower roman or a numbering scheme appropriate to the current language. ... CLEAR . ... This attribute is used to set the sequence number associated with the header level of the current element to a given number, e.g. SEQNUM=10. ...

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• Unordered Lists
• The Structure of HTML 3.0 Documents
• Paragraphs

pshistogram - Bin data and plot histograms pshistogram file -Jx xscale [/ yscale ] -W bin _ width [ -2 ] [ -A ] [ -B tickinfo ] [ -C ] [ -E azimuth / elevation ] [ -G fill ] [ -H[ nrec ] ] [ -I[o] ] [ -K ] [ -L pen ] ... [r] ] [ -S ] [ -U[ / dx / dy / ][ label ] ] [ -V ] [ -X x - shift ] [ -Y y - shift ] [ -Z type ] [ -c copies ] [ -bi[s][ n ] ] pshistogram reads the first column from file [or standard input ] and calculates ... L Draw bar outline using the specified pen thickness. ...

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• http://xray.sai.msu.ru/~ivan/gmt/man/gmtselect.html
• http://xray.sai.msu.ru/~ivan/gmt/man/triangulate.html
• http://xray.sai.msu.ru/~ivan/gmt/man/psmask.html

contentsline { chapter }{\ numberline {1}Introduction }{1} \ contentsline { chapter }{\ numberline {2} Creating FITSIO/CFITSIO }{3} \ contentsline { section }{\ numberline {2.1}Building the Library}{3} \ contentsline { section }{\ numberline {2.2}Testing the Library}{6} \ contentsline { section }{\ numberline {2.3}Linking Programs with FITSIO}{8} \ contentsline { section }{\ ...

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• http://www.astro.louisville.edu/software/sbig/archive/xmccd-4.1/xmccd-4.1e/libcfitsio/libcfitsio-3.310/cfitsio.toc
• TextWindow (ImageJ API)
• Uses of Class ij.gui.Roi (ImageJ API)

Next: Three-dimensional Data Analysis in IRAF and ZODIAC+ . ... A data analysis system has been developed at SRON, which has been designed to allow rigorous control of the quality of its processed data products. ... This means recording all parameters of all steps which lead to the establishment of the final data products (Figure 1 ). ... Figure: A processing pipeline is a sequence of tasks with several input/output files and parameters, which pass data from one task to the next. ...

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• The SuperCOSMOS Sky Surveys
• IRAF Multiple Extensions FITS (MEF) Files Interface
• IMPORT/EXPORT: Image Conversion Tools for IRAF

... Animation . Arrow . ... I created the first animation by running Script-Fu / Animators / Fire on the head of an arrow. ... I merged the animation with the background image, and specified a final X offset of -128 (the background is 128 pixels wide). This results in an animation with a nice moving background. Note that you can also use a background that is wider than the image, as long as you specify the width of the background for the final X offset if you want the final animation to loop. ...

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• FTS Dictionary Example
• Psql support
• CREATE FULLTEXT CONFIGURATION

This module provides for the generation of Expires HTTP headers according to user-specified criteria. ... This module controls the setting of the Expires HTTP header in server responses. The expiration date can set to be relative to either the time the source file was last modified, or to the time of the client access. ... ExpiresByType . ExpiresDefault . The ExpiresDefault and ExpiresByType directives can also be defined in a more readable syntax of the form: . ... Module: mod_expires . ...

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• Apache's Handler Use
• Apache module mod_headers
• Apache module mod_negotiation

... Guider functions . ... Guide Sensor Performance . ... Guide Sensor Sky Coverage/ Star Availability . Guide Star Selection Criteria . ... Guide fiber organization and reach at plug plate . ... Plug plate holes for guide stars are identical to those for science FO . ... FOV for each of 9 guide stars is 7.4 arcsec dia. (0.45 mm FO, Sumitomo IGN-05/10) . ... Selected guide stars must have no neighbor stars within TBD (5 arcsec) radius that have a brightness within TBD (5 mag.) of guide stars . ...

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• TUI:Instruments:Agile:Agile window
• TUI:Scripts:Built In Scripts:NICFPS:Data Cube
• Untitled Document

System parameters on Digital UNIX . ... Digital and Cray use the number of bytes as the KIND -parameter. ... LOGICAL Default byte word KIND number = 4 1 4 LOGICAL Default double quad KIND number = 4 8 16 INTEGER int15 int31 int63 KIND number = 2 4 8 digits = 15 31 63 radix = 2 2 2 range = 4 9 18 huge = 32767 2147483647 9223372036854775807 bit_size = 16 32 64 REAL single double quad KIND number = 4 8 16 digits = 24 53 113 maxexponent = 128 1024 16384 minexponent = -125 -1021 -16381 ...

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• Conformance: requirements and recommendations
• On SGML and HTML
• Media types

RTT150 . ... This search system is designed for generating the necessary information on series of pointings (observations of each source consist of sets of exposures with different filters and sometimes with different exposure times) for observed sources. Search results appear at the separate page as a table with the following data: . DATE - real (not evening!) observations date (in YYYY-MM-DD format); . ... Bin - minimal CCD binning mode (may vary during the observations); . ...

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OptInt PmWiki : Pm Wiki / Wiki Trails . ... Page history > . ... Trail page lists . ... On that trail index page, you simply create a numbered or bulleted list of links. ... An example trail index page might contain the list: . ... A page is part of the trail only if the page link immediately follows the list markup. ... Trail Index Page | ... What makes a trail "work" is adding trail markup on the pages in the trail (i.e. the pages that are listed in the bullet/numbered list on the trail index page). ...

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• How to create a new tool in CASA Bojan Nikolic web pages (r. 329)
• PPEUC Programme - Cosmic Microwave Background Workshop
• OptInt PmWiki : PmWiki / Markup Master Index

... A modern driver for a device will find out the bus-resource configuration without you having to tell it anything. ... In the worst case you must hard-code the bus-resources into the kernel (or a module) and recompile. In the middle are cases such as where you run a program to give the bus-resource info to the driver or put the info in a configuration file. ... You give such bus-resources as a parameter to the kernel or to a loadable module. ... Setserial is often run from a start-up file. ...

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• Interrupts and Signals
• IPC:Interrupts and Signals: <signal.h>
• header.h