... 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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... COLOR LIGHT GRAY DLINES R \ 0.96 0.05 0.99 0.05, 0.96 0.10 0.99 0.10, 0.96 0.15 0.99 0.15, \ 0.96 0.20 0.99 0.20, 0.96 0.25 0.99 0.25, 0.96 0.30 0.99 0.30, \ 0.96 0.35 0.99 0.35, 0.96 0.40 0.99 0.40, 0.96 0.45 0.99 0.45, \ 0.96 0.50 0.99 0.50, 0.96 0.55 0.99 0.55, 0.96 0.60 0.99 0.60, \ 0.96 0.65 0.99 0.65, 0.96 0.70 0.99 0.70, 0.96 0.75 0.99 0.75, \ 0.96 0.80 0.99 0.80, 0.96 0.85 0.99 0.85, 0.96 0.90 0.99 0.90, \ 0.96 0.95 0.99 0.95, \ # Change default coordinates to relative. ...

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• casacore: casa::SolarPos Class Reference
• GRAPHICS general subroutines
• CORSRCS

Next: Fitting the Blaze Up: Instrument Response Correction Previous: Instrument Response Correction . ... This flux has to be corrected for two effects in order to get absolute fluxes: first, for the echelle blaze effect, and second, for the chromatic response of the instrument. ... The solution adopted in the reduction, using the standard star љ , is to correct for both the blaze effect and the instrument response simultaneously. ...

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• Standard orientation
• echelle
• Standard Reduction Commands

... We present a proposed standard for data dictionaries associated with catalogs being accessed through the Astrophysics Data System (ADS) Mosaic Catalog Service. Each catalog made available for searching must have a data dictionary, which consists of a set of specified keywords describing format, content and location of data. ... There are two keywords in the Table Data Dictionary which indicate to the server software that the corresponding column contains special attributes. ...

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• Automated Photometric Calibration Software For IRAF
• ADASS 2003 Conference Proceedings

. To redirect the standard input for a command use the < (less than) character followed by the name of the input file. For example: mail tony < memo . This redirects the standard input to the mail command so that it comes from the file memo . The effect of this is to mail the contents of this file to the user tony .

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• UNIXhelp Glossary - "A"
• Passing arguments to the shell
• UNIXhelp Glossary - "S"

This section of library contains information about "classic" Star Catalogs. ... For a Henry Draper Catalog 272149 stars have received a total of 531,211 identifications in 7 сatalogs: . 270456 - in Astrographic Catalogue ( "Carte du Ciel", 4M), . 251943 - in Guide Stars Catalog (GSC), . ... A file with information on the components of 1788 of multiple systems in catalog HDEC (3681 component, or a combination thereof, with 4054 recording). ... A file with information about 21971 variable stars. ...

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... 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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• TclActor
• Standard USOC Harmonica
• TUI:Telescope:Coordinate Systems

... The sky position of a single source may be entered via the parameters ra , dec and (optionally) errorradius . ... In this mode, the output positions are printed to a single line of standard output. The format of this output line is given in the following examples. Example 1: command line . ... Source RA = 56.917500 deg. Source dec = 24.365171 deg. # # rawX rawY ccd 32 188 8 . Example 2: if you want to display the numbers only, add withheader =`no' to the command line. ...

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• XMM-specific extensions of the OGIP standard
• Relevant OGIP standards

... When feed is rotated over the tertiary: . ... z is toward the tertiary from the focus position . ... angle : Center of rotation is about the optical axis. range 0 to 360 degrees (minus a few degrees for the limits) . ... CW when sitting on the tertiary looking up at the dipoles. radius : moves in the x,y plane along the direction that the angle currently points . ... Dipole positions : . ... D1 is at the center of the dipole array. processing: x101/projects/byuPhAr/idl/doplotoff.pro . ...

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• Test of Position Switching with a Specified Off Position
• vxWorksPrograms
• p12mProg: 12m control program

... In FOS polarimetry mode the incoming beam was split into orthogonal polarization components by a Wollaston prism behind the entrance aperture. ... As with non-polarimetric observations, no concurrent WAVECAL exposure was routinely taken with polarimetry data, so the limiting accuracies of the default pipeline polarimetry wavelength calibration are the same as for the non-polarimetry case described earlier ( See "Wavelength Calibration" on page 32-49. ...

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• http://www.stsci.edu/instrument-news/handbooks/nicmos/c04p1_imaging.doc4.html
• Phase I: COS Flux Standard
• A Guide to Kermit Data

... Posts tagged ?standard candle? ... In addition to Bayesian methodologies, like this week?s astro-ph, studies on characterizing empirical spatial distributions of voids and galaxies frequently appear, which I believe can be enriched further with the ideas from stochastic geometry and spatial statistics. Click for what was appeared in arXiv this week. ... 1 Comment . ... If you find any problems of viewing the slog, please notify me. ... Entries RSS . ... Entries (RSS) and Comments (RSS) . ...

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• Multi-Rsh parallelized rsh program
• The AstroStat Slog standard processing
• The AstroStat Slog standard procedure

Next: Buffer Manipulation Up: Programming in C Previous: Compiler Options . Listed below are nearly all the ANSI C standard library functions. The header file where related definitions are stored are given. These may vary on some systems so check local reference manuals. ... More info can be obtained from online man calls or reference manuals. Buffer Manipulation . Character Classification and Conversion . ... File Manipulation . ... Wed Sep 14 10:06:31 BST 1994 ...

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• C, UNIX and Standard Libraries
• The Bridge World Standard
• Advanced Pointer Topics

OptInt PmWiki : Pm Wiki / Special Characters . When creating pages it's common to use commercial trademarks, copyright, umlaut, and other non-keyboard symbols. therefore it's important that you have the means to input these special characters. PmWiki supports the HTML special character listings by the w3c. W3C Page of Special Character codes ISO standard. ... 169; | ... Find an instance of a special character in an online document; copy and paste the character to your wiki page: © . ...

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• OptInt PmWiki : Special Characters
• Working Group on Optical Interferometry Data Standards
• OptInt PmWiki : PmWiki / Forms

blockmean - filter to block average (x,y,z) data by L2 norm blockmean [ xyz [ w ] file ( s ) ] -I x _ inc [ m|c ][/ y _ inc [ m|c ]] -R west / east / south / north [ r ] [ -H [ nrec ] ] [ -N ] [ -V ] [ -W [ io ] ] [ -: ] [ -bi [ s ][ n ] ] [ -bo [ s ] ] blockmean reads arbitrarily located (x,y,z) triples [or optionally weighted quadruples (x,y,z,w)] from standard input [or xyz [ w ] file ( s )] and writes to standard ... Default is (longitude,latitude)]. -bi Selects binary input. ...

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• http://xray.sai.msu.ru/~ivan/gmt/man/blockmode.html
• http://xray.sai.msu.ru/~ivan/gmt/man/blockmedian.html
• http://xray.sai.msu.ru/~ivan/gmt/man/gmtselect.html

... The material in "From Stargazers to Starships" meets several important requirements of the national standards. Pages cited below are from National Science Education Standards National Academy Press, Washington 1995. ... For example: the sections on astronomy not only describe calendars and sundials (including their construction), but also the astronomy of the ancient Greeks, including two different ways in which ancient Greeks estimated the distance to the Moon. ...

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• The F1 format

... Fortranљ66 . ... Fixed form . ... Whole Fortranљ66 . ... Continuation line indicated in column 6 . ... Blank line as comment . ... Extension in Unix .f .f .f .f90 .f .f90 . Extension in DOS .FOR .FOR .FOR .F90 .FOR .F90 . ... This applies to both fixed form and free form source code. ... Fixed form of the source code is discouraged in Fortran 95! ... In UNIX there is no concept called extension, and the extensions are not specified in the Fortran standard, but in informal manufacturer standards. ...

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• The same source code used for Fortran 77 and Fortran 90?
• Keyword arguments and default arguments
• ASA Carriage Control Characters

... Apache HTTP Server Version 2.4 . Apache > HTTP Server > Documentation > Version 2.4 > Miscellaneous Documentation . ... This page documents all the relevant standards that the Apache HTTP Server follows, along with brief descriptions. ... http://www.rfc-editor.org/errata.php - RFC Errata . ... This document summarizes the history of HTML development, and defines the "text/html" MIME type by pointing to the relevant W3C recommendations. ... HTML documents are SGML documents. ...

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• Appunti Linux: RETI E SERVIZI STANDARD
• LonGSp: Available Filters
• HwB: JAMMA Connector (Offline)

... 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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• Open Systems Handbook: A Guide to Building Open Systems
• TEST AND REGISTRATION. USER'S GUIDE
• amazon5

... 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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• Authentication Options
• Zen: sncat ucd
• APOD: December 21, 1998 - Solstice Sun In Soft X-rays

... Science . ... Science Users Information > Observing with ESO Telescopes > Observing Tools and Services > Standard Stars Catalogues > Standard Star Catalogue Search Tool . ... Publications with ESO Data . ... ESO Data . ... This tool searches the standard star catalogues for standards that are within dX airmasses of the target at a given LST. ... In this case put the LST when the target was observed in the TargetLST box as before, and put the LST of the standard star observation in the StdObs LST box...

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• A standard recipe
• ESO - Standard Stars Catalogues
• The Hierarchical Stellar Systems Model Format