New GCVS Version (GCVS5) FileName Explanations ----------------------------------------------------------------- ReadMe This file GCVS5 The ... ------------------------------------------------------ 1- 2 I2 --- Constell [1/88]Constellation numeric code 3- 6 I4 --- Number Star number within the constellation 7 A1 --- Component *Component identification 9- 18 A10 --- GCVS * Variable ... Field is non-blank if magMin is a magnitude or amplitude given in a system other than that indicated by magCode. ...

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• General Catalogue of Variable Stars: Vols I-III (the new electronic version).

Peremennye Zvezdy ( Variable Stars ) 33 , No. ... I present the discovery of an eclipsing component in light variations of the known High-Amplitude Delta Scuti star GSC 1374-01131 based on the Catalina Surveys publicly available data. ... From a single night of their observations, the variable was classified as a HADS (High-Amplitude Delta Scuti) star, with the light elements: . ... The light curves of GSC 1374-01131 based on Catalina data, folded with periods of pulsations and eclipses. ...

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Catalogue of eclipsing variables (CEV) is the world's principal database of eclipsing binary systems with available classification. CEV contains identifications, classifications, photometry, periods, eclipses data, spectral types, references and notes for 7179 systems. Format of the current CEV . CEV main table (~1.0MB) . ... List of systems, erroneously classified as eclipsing binaries in GCVS (they are not included in the CEV main table) Download all files as a single archive (~0.6MB) . ...

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... Inside IDL, STARTABLE is in the table format. ... STAR (string) Identifier of form CCCNNNNNN/CCCNNNN . ... RA (double) Right Ascension [h] . ... BAT (short int) Number in Batten's Catalogue . ... BSC (short int) Number in Bright Star Catalogue . ... ADS (short int) Number in Aitken Double Star Catalogue . ... WDS (long int) Number in Washington Double star catalog . MV (float) Johnson V magnitude (for combined system if multiple) . ... TYPE1 (float) Floating point spectral type of component 1 . ...

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• Plot variables and their indices
• Adding plot variables
• OYSTER Lab

... C CUse: C VOIGT gives the value of a multi-component gaussian. ... 1 CDERIV(1)- DERIV (3) -part. derivs. of component 1 C PAR (1+3*n)- PAR (3+3*n)-int,pos. of peak,dopp. fwhm ,lor. fwhm of cmp. n-1 C etc C C ---------------------------------------------------------------- CC C@ real function voigt ( real , real , integer ) C@ subroutine dvoigt( real , real , real , integer ) C FUNCTION VOIGT (X, PAR , NPAR ) N. 2 * SQRT ( LN(2) ) PARAMETER ( ...

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• http://www.atnf.csiro.au/computing/software/gipsy/sub/gaussn.shl
• http://www.atnf.csiro.au/vo/rvs/docs/rvsserver-userguide.pdf
• Pulsar Group PmWiki/Variables

... We present a computer program for modelling energy flux distribution and light curves of eclipsing binaries from far ultraviolet to infrared regions. The Roche model is assumed. Proximity effects of components (reflection of radiation and surface gravity darkening) are taken into account. ... Figure 1: The surface temperature distribution for Algol A-B system before (upper plot) and after (lower plot) correction for temperature due to the irradiation effect. ...

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• ADASS 2003 Conference Proceedings
• ESO C Library for an Image Processing Software Environment (eclipse)
• Determination of Variable Time Delay in Uneven Data Sets

... Tonight's Sky . ... The Magazine . News . Observing . ... Magazine . ... Star Atlas . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Open cluster NGC 2818, spiral galaxy NGC 2964, and spiral galaxy NGC 2976 . ... Astronomy for Kids . ... variable stars . ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...

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• variable nebulae | Astronomy.com
• How do astronomers use Cepheid variables to measure distances? | Astronomy.com
• Do the paths of totality during solar eclipses follow a pattern that repeats

README for XFree86 on OS/2 : Adding Variables to CONFIG.SYS . ... ETC . Set to an ETC directory. Normally, this is already set to the ETC directory of the TCP/IP code, such as SET ETC=C:\TCPIP\ETC For Warp 4 and later, this may point to the \MPTN\ directory. ... Normally you will set this variable to the same value as the HOSTNAME variable and simply add a :0.0 after it, such as SET DISPLAY=myhost:0.0 Read the X11 man page on the exact meaning of these postfixes and other options. ...

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• Specifications
• Dynamic HTML in Communicator
• Recursion

OptInt PmWiki : Pm Wiki / Basic Variables . ... Defaults to 'AsSpaced'. ... Defaults to 'Profiles'. ... If {$FullName} is "Group.Page-Draft" then {$BaseName} is "Group.Page" $BaseNamePatterns['/-Draft$/'] = ''; # If {$FullName} is "Comments-Group.Page" then {$BaseName} is "Group.Page" $BaseNamePatterns['/^Comments-/'] = ''; . ... WikiGroup used by default (on startup) when no group is specified in the URL, as in "Main". ... Can be used to override the default date format used by the "ftime" function. ...

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• OptInt PmWiki : PmWiki / Debug Variables
• OptInt PmWiki : PmWiki / Page Text Variables
• OptInt PmWiki : PmWiki / Variables

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Lightcurve of HW Vir from images obtained using the Faulkes Telescope South, operated by Las Cumbres Observatory . The blue triangles show the difference between two stars whose brightness is constant. ... This shows the value of the Faulkes Telescopes in the follow-up observations of eclipsing binaries with the aim to detect and characterise additional circumbinary companions. ...

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• Armagh Observatory
• Terry Mosely's Bulletins
• Pulsations

Chapter 5. Listing of Installed Components . ... An X driver (/usr/X11R6/lib/modules/drivers/nvidia_drv.so); this driver is needed by the X server to use your NVIDIA hardware. ... An X module for wrapped software rendering (/usr/X11R6/lib/modules/libnvidia-wfb.so.x.y.z and optionally, /usr/X11R6/lib/modules/libwfb.so); this module is used by the X driver to perform software rendering on GeForce 8 series GPUs. ... See Chapter 4, Installing the NVIDIA Driver for a more thorough description. ...

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• CIMA Software Components
• Debugging and Tracing
• Chapter 11. Specifying OpenGL Environment Variable Settings

The period of this variable was first determined by Tony Vanmunster (Center of Backjard Astrophysics). We have taken the observations with CCD ST-7 and 60-cm reflector of SAI Crimean station. ... The longest set was taken at night of 2000 February 12 including 291 R 60 second long frames with the magnitude limit of 18. Summing all these frames in a single one I have taken a "deep sight" of this region having the limit of 21.7R. The effective exposition is 4 h. 51 m. Look at this frame! ...

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• http://jet.sao.ru/jet/~goray/838/v838ecl.htm
• Further Data Types
• GRB follow-up team

The following set of rules govern the evaluation of all shell variables. ... var signifies the value of var or nothing, if var is undefined. ${var} same as above except the braces enclose the name of the variable to be substituted. ${var-thing} value of var if var is defined; otherwise thing. $var is not set to thing. ${var=thing} value of var if var is defined; otherwise thing. If undefined $var is set to thing. ${var?message} If defined, $var; otherwise print message and exit the shell. ...

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• C Shell: Tip...
• Command line editing with the Korn shell
• Examples of changing environment variables: Bourne shell

THE 75th NAME-LIST OF VARIABLE STARS. ... The 75th Name-List consists of two tables. ... the literature, taken from positional catalogues, including USNO A1.0/A2.0 and GSC, or determined by the authors); the range of variability (sometimes the column Min gives, in parentheses, the amplitude of light variation; the symbol ( means that the star , in minimum light, becomes fainter, than the magnitude indicated); and the system of magnitudes used ( P are photographic ...

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• http://www.sai.msu.su/gcvs/gcvs/nl74/readme
• http://www.sai.msu.su/gcvs/gcvs/nl74/74nl_rem.txt

... General Catalog of Variable Stars (GCVS database, Version 2013 Apr.) ... For 47619 variable stars, our version provides new equatorial J2000.0 coordinates (right ascensions to within 0.01s and declinations to within 0.1"), for 21384 stars with allowance for their proper motions (vol_pos.txt). ... Samus N.N., Kazarovets E.V., Kireeva N.N., Pastukhova E.N., Durlevich O.V. General Catalogue of Variable Stars: Current status and new Name-lists Odessa Astronomical Publications, 2010, V. 23, p. 102–105. ...

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• APOD: 2015 October 7 - La Palma Eclipse Sequence
• APOD: 2001 July 6 - Bakasa Eclipse Sequence
• APOD: 2003 December 5 - Startling Star V838 Mon

Describes the environment variables which can be used to tailor the overall Funtools environment. ... The FITS_EXTNAME environment variable specifies the default FITS extension name when FunOpen() is called on a file lacking a primary image. ... ARRAY . The ARRAY environment variable specifies the default definition of an array file for Funtools. ... The EVENTS environment variable specifies the default definition of an raw event file for Funtools. ... You also can use the CC environment variable. ...

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• Doug Burke's Perl/S-Lang pages: Datatype examples
• Characteristics of the Aurig? System
• The AstroStat Slog variable selection

GCVS Variability Types and Distribution Statistics of Designated Variable Stars According to their Types of Variability ======================================================================== I. GCVS Variability Types. ... The new variability types (ZZO, AM, R, BE, LBV, BLBOO) have been added in the Name-Lists 67- 72 and in the GCVS vol.V. ZZO ZZ Cet type variables of the DO spectral type showing HeII and and CIV absorbtion lines in their spectra. ... RCB Variables of the R Coronae Borealis type. ...

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... CEPHEID VARIABLE STARS: A Cepheid variable or Cepheid is a member of a particular class of very luminous, massive variable stars with pulsation periods of 1-70 days. ... The relationship is calibrated using data collected from Cepheids whose distances are determined by other means. ... Browse through the 68 CCD fits images he sent you, using ds9 and locate the Cepheid variable. ... Image credits: ESA - "http://sci.esa.int/science-e-media/img/20/cepheid-variables.jpg" . ...

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• Marc White - Astrophysicist - The Australian National University
• Siding Spring Survey Follow-up Obs
• Computer Lab Webcasts

... Apache HTTP Server Version 2.2 . ... Allows the setting of environment variables based on characteristics of the request . ... setenvif_module . ... The mod_setenvif module allows you to set internal environment variables according to whether different aspects of the request match regular expressions you specify. ... Environment Variables in Apache . ... The BrowserMatch is a special cases of the SetEnvIf directive that sets environment variables conditional on the User-Agent HTTP request header. ...

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• A Vanishing Star Revisited (ESO Press Release 11/99)
• Custom Error Responses - Apache HTTP Server
• Access Control - Apache HTTP Server

Turning the Camera Skyward . A reconfigured camera can take wide-field exposures of astronomical objects (constellations, the Milky Way, zodiacal light, moving artificial satellites, meteor showers, variable stars, etc.) to reveal much fainter objects and structures than seen by naked eye. ... This picture reveals objects more than 2.5 times fainter than can be seen by the naked eye, including not only stars but also the Orion nebula (M42), where new stars are being born. ...

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• ASP: A Taste of Real Astronomy ? The ESA/ESO Astronomy Exercises
• ASP: Star Science in the Autumn Sky
• ASP: Shadow Play: 1998's Total Solar Eclipse