... 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 pinhole simulation program is a computationally and memory intensive task. ... A parallel version was developed instead, to enable distributed processing on a cluster of workstations. The program makes use of the Message Passing Interface (MPI) standard for parallel processing, implemented as an API (Application Programming Interface) to the Local Area Multicomputer (LAM) programming environment developed at the Ohio Supercomputer Center. ...

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• FITSIO Subroutine Library Update
• WCSTools: Image World Coordinate System Utilities
• New Developments in the FITSIO and Fv Software Packages

CONTENTS: comms cpio e2fsbn find grep lpr gpm sh_utils syslogd tar txtutils zoneinfo bash less less: less-290 less: less: Less is a paginator similar to more (1), but which allows backward less: movement in the file as well as forward movement. ... This version of tar also supports archive tar: compression using GNU zip. tar: tar: tar: tar: tar: tar: txtutils: GNU textutils-1.9 txtutils: txtutils: These are the GNU text file (actually, file contents) processing txtutils: utilities. ...

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• Introduction
• Adding Variables to CONFIG.SYS

... Using UNIX System Calls and Library Functions . ... To use system calls and library functions in a C program we simply call the appropriate C function. Examples of standard library functions we have met include the higher level I/O functions -- fprintf() , malloc() .. ... For most system calls and library functions we have to include an appropriate header file. e.g. stdio.h, math.h . ... Information on nearly all system calls and library functions is available in manual pages. ...

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• exit()
• Process Control: <stdlib.h>,<unistd.h>
• Advantages of using UNIX with C

... Observing . ... Solar Observing . ... April 3 (SUN) - Solar Observing, Central Park , Manhattan . ... APRIL'S SKY . ... Lecture Series at the American Museum of Natural History The Amateur Astronomers Association is proud to present an astronomy lecture series from October through May each year for our members and the .. ... The?аAmateur Astronomers Association of New York?аwas organized in 1927 to promote the study of Astronomy, emphasizing its cultural and inspirational value. ...

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GPLOT is written for those who want a lot of flexibility in creating plots and are not satisfied with standard plotting facilities in other GIPSY applications. ... GPLOT is command driven and therefore cannot be compared with a program like CPLOT which is controlled by keywords. ... It processes plot commands like frame , move , draw , quit etc. with or without parameters. ... A destination is set with command device . ... In this document such command files are used as recipes for example plots. ...

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• Utilities
• Overview
• Pulsar Group PmWiki/Page File Format

... Interim correlator, ri . ... The programs with "filter" in column 2 are filter programs that read from standard input and write to standard output. The filters are classified as to their data input and output types: . ... BtoB: binary input to binary output . ... Programs Table . ... scan an interim correlator datafile and output a summary of each scan in the file. corstripch . ... read an ainterim correlator or ri datafile and output each scan to a separate file (or a subset of scans). ...

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• Manpage of ROTATE
• gpu measurements
• Standard On

... If you have a program to convert data to MIDAS input format, fine. ... All you need to do is cannibalize the part of the existing program that reads the data, and add a short piece of code to re-format the data first as a flat ASCII file, one measurement per line; and then convert this to *.tbl format. ... It's just like the process of creating a program-star table. ... You may decide to write a short MIDAS script to apply your format-conversion program and the edited *.fmt file to each night's data...

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• Observational data
• Pre-processing the spectra
• Makefile.am

... Up: Electronic Publications: The Library at the User's Fingertips . ... Ann Okerson 1 . ... The session will be outlined by a series of overheads that can help to guide the library professional who needs to work through these matters during the course of negotiating for electronic information content. ... Okerson, A. 1996, What Academic Libraries Need in Electronic Content Licenses, Presentation to the STM Library Relations Committee, STM Annual General Meeting, October 1, 1996, . ...

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• VMS Users Guide
• Python: module fileinput
• Required Reading

Next: Viewing the qpoe file. ... At the current time (1997 Dec), the only AXAF files of general interest are those produced by MARX via the MARX utility 'marx2fits' and 'marx2img'. Although the MARX fits files conform to FITS standards, there are two parameters in the events list fits header which are written as reals whereas fits2qp expects integer format. ... The following description tells how to produce a qpoe file from the MARX fits file (events list format). ... chipx,chipy . ...

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• The AstroStat Slog standard processing
• The AstroStat Slog datasets
• The AstroStat Slog standard candle

... NOTE x2192; WD x2192; PR x2192; REC x2192; IAU Standards (5 commission) . ... NOTE - публичная запись (не отражает взгляды IVOA) про идею, туториал, комментарий, x2026; Может развиться в WD, но совсем необязательно. ... PR (Proposed Recommendation) - PR-ConciseName-1.0-20091115.pdf публикуются на IVOA DOCS Page на 2 недели, создается RFC страница, которая аннонсируется председателем WG на 4 недели. ... 0 Comments on ivoa standard process This page is read-only View other revisions Administration . ...

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• Building and Installing the Distribution
• authcert - DES validation program
• Oleg Bartunov's Home Page

. Unix considers any device attached to the system to be a file. And that includes your terminal! . By default, a command treats your terminal as the standard input file from which to read in information. Your terminal is also treated as the standard output file to which information is sent from the command. This action can be changed by redirecting standard input and standard output from and to any other file. Redirecting standard input . Redirecting standard output . Appending standard output to a file .

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• Reading user input
• UNIXhelp for users
• Appending standard output to a file

... Although many of the images are used for teacher-driven activities, students do have the opportunity to work with scientists on original research projects. ... The primary goal is to have teachers experience astronomy research and then to bring the research data into their classrooms via the internet. ... They also learn how to process their data, build a solar telescope to take home to their classrooms, and learn background information from astronomers in each of the three research areas. ...

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• ASP: The Story of Astronomy
• ASP: Spanish Language Astronomy Resources Inspire Innovation around the Planet

... New Developments in the FITSIO and Fv Software Packages W. Pence NASA/GSFC, Code 662, Greenbelt, MD 20771, Email: pence@tetra.gsfc.nasa.gov Abstract. This paper describes recent improvements to the FITSIO subroutine library and the fv FITS file viewer and editor, both of which were initially described at previous ADASS conferences. ... Introduction The FITSIO subroutine library for reading and writing FITS format files was last described in the ADASS IV conference proceedings. ...

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• NICMOS Data Calibration and Analysis

... edited files raw_comment_<date>.txt or prod_comment_<date>.txt . ... It extracts all raw or product files for the given RAW_TYPE, MODE and DATE, and writes them as a list into the comment lists raw_comment_<date>.txt or prod_comment_<date>.txt. ... Normally you would enter comments incrementally (file by file) if they occur only occasionally. ... All files of the current RAW_TYPE (or all files if no RAW_TYPE is specified) are found by the tool and get listed in the comment file (see below). ...

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• A standard recipe
• recommended DFS development tools
• Reading raw HDS scan files

... The New 1997 IEEE Standards Products Catalog features the complete listing of standards publica-tions and services IEEE Standards offers, along with the information you need to place your order. ... Books and Other Products on Standards - contains a detailed listing of informative print and electronic publications relevant to standards and their implementation in areas of electrical engineering, electronics and computer technology. ... IEEE Standards Products Listing 22 . ... Power Electronics 41 . ...

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• amazon5
• Open Systems Handbook: A Guide to Building Open Systems
• amazon1

Next: The root filesystem Up: Overview of the Directory Previous: Overview of the Directory . This chapter is loosely based on the Linux filesystem standard, FSSTND, version 1.2 (see the bibliography, [ Qui95 ]), which attempts to set a standard for how the directory tree in a Linux system is organized. ... This chapter does not explain all files in detail. ... The major parts are the root, /usr   , /var   , and /home   filesystems (see figure 2.1 ). ... Figure 2.1: Parts of a Unix directory tree. ...

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• The buffer cache
• CD-ROM's
• References

... Directives | ... Apache HTTP Server Version 2.4 . ... ext_filter_module . ... mod_ext_filter directive to define a filter # to HTML-ize text/c files using the external # program /usr/bin/enscript, with the type of # the result set to text/html ExtFilterDefine c-to-html mode= output \ intype=text/c outtype=text/html \ cmd = /usr/bin/enscript --color -W html -Ec -o - - Directory /export/home/trawick/apacheinst/htdocs/c # core directive to cause the new filter to # be run on ...

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• Relevant Standards - Apache HTTP Server
• User-space device drivers
• Description of program searchdup

To the IUM main page . Our Web site is written for the most part in Russian. ... Those who cannot read Russian are referred to the English version of our page, but they should be warned that nothing but general information on IUM is to be found there. ... The rest of this text is for those who can read Russian but cannot make their Web browser show Cyrillic letters to them. An immense part of our Web page is lists of titles of courses read (or being read) at the Independent University. ...

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The aim of this section of the course is to enable you to use simple computer programs to solve a variety of common astronomical tasks. ... I have (somewhat arbitrarily) decided to use Python for this course, because it seems to be gaining popularity fast for astronomical data handling, and because some of you will have encountered it at the ATNF course. ... We've put Python (plus all relevant libraries) on the Stromlo Linux computers moron and maggot. ... Now log in to moron (or maggot). ...

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• Observational Techniques: Assignment 1
• Programs
• Designated Observatory Application