Next: Standard keywords Up: FITS Format Previous: FITS data-types and . Keywords in the FITS headers are stored in MIDAS files as descriptors. The naming conventions are not identical. ... In general, the MIDAS descriptors will get the same name as the FITS keyword except that illegal characters for descriptors ( e.g. ' - ') will be substituted by underscore ('_'). ... It is simple to map FITS keywords into MIDAS descriptors because the latter can have longer names and store arrays of values. ...

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• Structure of FITS files
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... There are five standard data formats for HSP data. ... The datasets contain a standard header packet , a unique data log , and one to four science data files (and corresponding data quality files). ... HSP Data Files . ... Science data, digital sky .d2h/.d2d . ... Each of the science data files has a corresponding quality file that contains single-precision floating point values. ... The HSP calibration program, calhsp , generates the calibrated file for each corresponding raw science data file. ...

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• Python: module SimpleHTTPServer
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The following tasks belong to the category IRAS: . IRAS data handling'' In parentheses the name of the source file is given. aosnip . ... Adds the keywords OBS and SCANTYPE to the header if these are not present. This is neccessairy since these keywords have lately been added to the standard keyword-list at snip level and IRDS_EXTEND and IRDS_ENQUIRE_SNIP have been adapted to this. ( fixsnip.c ) . ... Generate a test IRDS ( irset.c ) . ... Merges a number if IRDS's. ( merge.c ) . PLATE . ...

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• Pulsar Group PmWiki/Forms
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• Data Interface

... Apache HTTP Server Version 2.2 . ... This document describes the use of Apache's Handlers. ... A "handler" is an internal Apache representation of the action to be performed when a file is called. Generally, files have implicit handlers, based on the file type. Normally, all files are simply served by the server, but certain file types are "handled" separately. ... The following directives will enable the send-as-is handler, which is used for files which contain their own HTTP headers. ...

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SAOtng supports FITS files internally, so that a standard FITS image file can be sent directly to SAOtng for display using XPA: xpaset SAOtng Also, when a new file name is sent to SAOtng, the program checks the first 2880 bytes of the file to see if it is a FITS file and if so, processes it accordingly. Support for other image file formats (or any other image format) is added to SAOtng by writing two external file access programs: . ... The command-line of the image section program . ...

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• The AstroStat Slog Blog Archive On the history and use of some standard
• Table Filtering

What is a Handler . ... mod_actions . ... A "handler" is an internal Apache representation of the action to be performed when a file is called. Generally, files have implicit handlers, based on the file type. Normally, all files are simply served by the server, but certain file types are "handled" separately. Apache 1.1 adds the ability to use handlers explicitly. ... The following directives will enable the send-as-is handler, which is used for files which contain their own HTTP headers. ...

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• Apache module mod_cgi
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... Stellar Evolution is driven entirely by the never ending battle between Pressure and Gravity . As imbalances are reached, the star is driven to find a new Energy source. ... Pressure and gravitational forces are equal, the star is stable and its core is sufficiently hot to fuse Hydrogen into Helium More about main sequence stars . ... The luminosity generated by the core fusion of Helium into Carbon is far greater than the shell luminosity associated with the fusion of Hydrogen into Helium. ...

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... The LH or list header element is used to provide a title for a list. ... An SGML identifier used as the target for hypertext links or for naming particular elements in associated style sheets. ... This is one of the ISO standard language abbreviations, e.g. "en.uk" for the variation of English spoken in the United Kingdom. ... The language attribute is composed from the two letter language code from ISO 639, optionally followed by a period and a two letter country code from ISO 3166. CLASS . ...

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• Unordered Lists
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• Definition Lists

... Winkelman, S. L., Rots, A. H., Michaud, K., & Blecksmith, S. E. 2003, in ASP Conf. ... We have collected the complete body of FITS keywords, as used in Chandra data products, into a dictionary database that provides easy access to their use and meaning. ... For the Chandra Data Archive almost all data products are in FITS format, following a stringent set of conventions concerning the data formats and header construction. ... A filetype is composed of one or more Header-Data Units (HDU). ...

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... Here is an example of the output header of CATS data. ... SIMPLE=T / BITPIX=8 / character information NAXIS=0 / no image data array present EXTEND=T / may be standard extensions OBJECT= CATS SEARCH / CATS search result ORIGIN=SAO RAS DATE=01/01/1997 / date of file creation END XTENSION=TABLE / F-file table extension BITPIX=8 / 8-bits ... NAXIS1=93 / No. of characters per row NAXIS2=1000 / the number of lines (sources) TFIELDS=10 / there are 16 fields per row EXTNAME= CATS / object name: ...

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• C Standard Library Functions
• C, UNIX and Standard Libraries
• Principles of organization

... Standard Commands . ... TwistedActor.Actor is core code for writing an actor: an instrument control computer (ICC) or hub-based script that does something useful. This manual describes the standard commands and keywords that any actor based on TwistedActor.Actor will support. All actors based on TwistedActor typically support the following standard commands (plus additional device-specific commands documented in that actor's manual). ... Connect one or more devices (if not already connected). ...

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• Astrophysical Research Consortium - Apache Point Observatory
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... An OGIP standard [ 1 ] timeseries with a binary table extension called RATE . The output dataset has no other extensions (and no DSS). All header and RATE table keywords from the input source TS (except those pertaining to the DSS) are propagated to the output, with the following additions to the header of the RATE extension: . ... BACKAPP - T if the background has been subtracted from the output timeseries, F otherwise. The HDUCLAS3 keyword of the RATE extension is set to `RATE'. ...

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• Long Strings

... The Phase 2 Waiver Request procedure is the channel to handle such requests. ... Waiver requests are handled from PROP, enabling easy(er) back-up in case of absence of the support astronomer to whom the run is assigned. ... The following file lists the standard waivers providing guidelines whether the specific waiver request is handled directly by USD support astronomer or it requires input from Paranal: . ... USD support astronomer sends the final decision on the waiver to the user who requested it...

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• The Hierarchical Stellar Systems Model Format
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... stripVme - strip hdrs or data from datataking recs (ao) stripVme [ -dhq ] [ -f firstScanNumber ] [ -l lastScanNumber ] [ -g firstGroup lastGroup ] [ -o ordinalScanToStart ] [ -n numberOfScans ] . Standard Arecibo datataking records contain a header followed by data. stripVme will select a subset of scans and records within a file and strip off the headers, data, or neither. ... Output the data from the third through seventh scans. stripVme -h -o 3 -n 5 < inputfile > outputfile . ... FILES . ...

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• Data and Analysis
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DIGITAL WDC EXCHANGE FORMAT . FOR OBSERVATORY 1.0 MINUTE VALUES 1. ... DATA-1 .. DATA-60 are 1-minute values of the given element for that hour. ... Typically, digital 1-minute values received by WDCs from organizations operating automatic magnetic observatory instruments are averages of more frequendy sampled values, e.g. 10-second point samples. ... If the method used to obtain 1-minute average values is important to a user, the WDC will assist in determining the exact procedure applied. ...

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... A GB (GB1 and GB2) code is a two byte code, where the first byte is in the range $21-$77 (hexadecimal), and the second byte is in the range $21-$7E. A graphical ASCII character is a byte in the range $21-$7E. A non-graphical ASCII character is a byte in the range $0-$20 or of the value $7F. Since the range of a graphical ASCII character overlaps that of a GB byte, a byte in the range $21-$7E is interpreted according to the mode it is in. ... This code switches the mode from GB back to ASCII. ...

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• The same source code used for Fortran 77 and Fortran 90?

Bigbang Forum Message . Forums: . ... Discussion Forums | ... The Ekpyrotic [string] Models And The Standard Guth Model. Forum List | ... Post Message | ... Could you outline the differences between the Ekpyrotic [string] models and the standard Guth model? ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

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• Word Games Are Endless..hence The Need For Standards Of Honesty - an Astronomy

... IX Title "xpainfonew 3" .TH xpainfonew 3 "June 7, 2012" "version 2.1.14" "SAORD Documentation" .SH "NAME" \&\fBXPAInfoNew: define an XPA info public access point\fR .SH "SYNOPSIS" .IX Header "SYNOPSIS" .Vb 1 \& #include <xpa.h> .Ve .PP .Vb 3 \& XPA XPAInfoNew(char *class, char *name, \& int (*info_callback)(), \& void *info_data, char *info_mode); .Ve .SH "DESCRIPTION" .IX Header "DESCRIPTION" [\s-1NB:\s0 this is an experimental interface, new to \s-1XPA\s0 2.0, whose value and best use is evolving....

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• http://www.astro.louisville.edu/software/sbig/archive/xmccd-4.1/xmccd-4.1e/xpa-2.1.14/man/mann/xpaxt.n
• http://www.astro.louisville.edu/software/sbig/archive/xmccd-4.1/xmccd-4.1e/xpa-2.1.14/man/man3/xpaatexit.3
• http://www.astro.louisville.edu/software/sbig/archive/xmccd-4.1/xmccd-4.1e/xpa-2.1.14/man/man3/xpamacros.3

... The words are numbered according to the reference mentioned above. ... 59 WORD wSecond ; // 0 .. 59 satellite tracking start time (GMT) float fStep ; // reserved WORD wMass ; // reserved BYTE reserved [12] ; // reserved WORD wExtraBytes ; // reserved } TRAJECTORYHEADER ; NOTE: the satellite tracking start time is a hardware operating start time to follow satellite. typedef struct { // ephemeris at satellite tracking start time double time ; // Epoch time (yyddd.ddddddddd)...

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Following are instructions to build and install the programs in this distribution. Make sure that you have all necessary tools for building executables. ... The automatic build process expects a configuration file called Config.local . ... The configuration file specifies the directory in which to install the binaries, as well as control over the generation of debugging code and reference clock support. ... Cleans out object files, programs and temporary files. make distclean . ...

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• ntpq - standard NTP query program
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