... NGC 1999: South of Orion . ... Additional Color Data and Processing: Robert Gendler Explanation: South of the large star-forming region known as the Orion Nebula, lies bright blue reflection nebula NGC 1999 . ... 1999 2000 . ... NASA Web Site Statements, Warnings, and Disclaimers . ... Publications with keywords: NGC 1999 - reflection nebula - star formation . Publications with words: NGC 1999 - reflection nebula - star formation . ... Star Forming Region S106 . ... Massive Stars in NGC 6357 . ...

... 2013 September 9 . Nearby Cepheid Variable RS Pup . Image Credit: Hubble Legacy Archive , NASA , ESA - Processing: Stephen Byrne . ... Pulsating RS Puppis , the brightest star in the image center, is some ten times more massive than our Sun and on average 15,000 times more luminous. In fact, RS Pup is a Cepheid type variable star , a class of stars whose brightness is used to estimate distances to nearby galaxies as one of the first steps in establishing the cosmic distance scale. ...

... Apache HTTP Server Version 2.4 . ... Although the Apache HTTP Server provides generic error responses in the event of 4xx or 5xx HTTP status codes, these responses are rather stark, uninformative, and can be intimidating to site users. ... Additionally, a set of values are provided, so that the error document can be customized further based on the values of these variables, using Server Side Includes . ... Customizing Error Responses . ... ErrorDocument 500 http://error.example.com/server_error.html...

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Flare Stars in the Orion Nebula . ... Magnetic activity phenomena in dwarf M and K stars . ... J.G. Doyle . ... and the Corona in Late Type Stars . ... Environments of Active Close Binary Stars . ... Carbon- and Oxygen-Rich Stars. ... Prominences on Active Late-Type Stars . ... Late-Type Stars in Young Open Clusters . ... Dynamic Events in the Solar Atmosphere . ... C.S. Jeffery . ... 2005 . ... Solar Atmosphere . ...

... deceit is distributed with the following Perl functions that can be used to fill the dataset with data from text files. rows . ... fillColumn . The function signature is as follows: the first argument must be the variable col , the second the name of a text file from which the data is to be extracted, the third argument an integer denoting from which column in the text file data should be extracted. ... Vector columns in the text file are delimited by the separator character. ...

This module provides for modifying the environment which is passed to CGI scripts and SSI pages. ... Compatibility: Available in Apache 1.1 and later. This module allows for control of the environment that will be provided to CGI scripts and SSI pages. ... Context: server config, virtual host, directory, .htaccess . ... Module: mod_env . Compatibility: PassEnv is only available in Apache 1.1 and later. Directory and .htaccess context is available in Apache 1.3.7 and later. ...

OptInt PmWiki : Pm Wiki / Edit Variables . ... When set to '1', turns on the graphical buttons in the "Edit Page" form. # turn on graphical edit buttons . ... When set to '1', enables the "Save draft" button and built-in handling of "draft" versions of pages, where: . ... The suffix to use for draft versions of pages (default "-Draft"). ... The pattern used to determine if a page should be deleted. ... Name of the page (or an array of names) to be used as the default text for any newly created pages. ...

... 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. ...

... Over the first 4 years, its X-ray telescopes eROSITA and ART-XC will survey the whole sky with a record sensitivity in the 0.5-10 keV energy band. ... The goal of the second international Spectrum-RG conference is to discuss the different scientific topics addressed by the mission, synergies with surveys at other wavelengths, and requirements to follow-up observations.Contributed talks and poster presentations are invited on the topics related to the SRG science goals. ... Active galactic nuclei . ...

Follow-up observations with the University of Washington 0.76 m telescope at Manastash Ridge Observatory (MRO) of the Sloan Digital Sky Survey (SDSS) cataclysmic variable (CV) SDSS J170053+400358 are presented. ... They estimate that the dimming amounted to about 0.028 mag (using two comparison stars that were each about 4 mag fainter than HD 209458). only UW affiliated authors have been listed, student researchers are marked with an ``*'' . ... XTE J1859+226" UW affiliated authors: *Kevin Krisciunas. ...

As part of the GOODS HST Treasury Program, we are carrying out a search for time-variable and transient objects in the Chandra Deep Field South (CDF-S) and Hubble Deep Field North (HDF-N). ... Nineteen transients were found in four searches of the CDF-S and eighteen of these were confirmed by the IAU. ... With all eight GOODS transient object searches now complete, the total number of transients identified stands at forty-one. ... RA(J2000) . DEC(J2000) . ... increasing . ... 25.7+/-0.1 . ...

... The Pleiades star cluster, also known as the Seven Sisters and Messier 45, is a conspicuous object in the night sky with a prominent place in ancient mythology . ... The stars in the Pleiades are thought to have formed together around 100 million years ago, making them 1/50th the age of our sun, and they lie some 130 parsecs (425 light years ) away. ... Data for these stars are listed in a table below. ... Yes . ... WEBDA Pleiades cluster data . ... M45: The Pleiades Star Cluster (2007 November 18) ...

... PmWiki . Summary: PmWiki group header. ... Variables . PmWiki .Variables$:Audience} . Summary:Variables available for local customisation:) (:Audience: administrators (basic) :) . ... LayoutVariables . ... BasicVariables . ... EditVariables . ... UploadVariables . ... Notify . ... Basic Variables - { BasicVariables $:Summary} . ... Edit Variables - { EditVariables $:Summary} . ... Layout Variables - { LayoutVariables $:Summary} . ... Upload Variables - { UploadVariables $:Summary} . ...

... What's new . ... The new version of the General Catalogue of Variable Stars (GCVS4.2) revised taking into account the new data accumulated since the 4th GCVS edition for the constellations: Canis Minor, Capricornus The new version of the GCVS ! ... The new version of the General Catalogue of Variable Stars (GCVS4.2) revised taking into account the new data accumulated since the 4th GCVS edition for the constellations: Apus, Cancer, Canes Venatici and Canis Major The new version of the GCVS ! ...

Modules | ... Apache HTTP Server Version 2.2 . Apache > HTTP Server > Documentation > Version 2.2 > Modules . ... Modifies the environment which is passed to CGI scripts and SSI pages . ... This module allows for control of the environment that will be provided to CGI scripts and SSI pages. ... PassEnv env-variable [ env-variable ] .. ... mod_env . Specifies one or more environment variables to pass to CGI scripts and SSI pages from the environment of the shell which invoked the httpd process. ...

... Stromlo before the 2003 fires . ... The gardens at the Director's ResidenceтАж . Sidebar Left . Sidebar Top . No Sidebar . ... Title: The gardens at the Director's Residence on Mt. Stromlo often provided the setting for observatory visitor-receptions . ... Stromlo often provided the setting for observatory visitor-receptions Pricilla Bok walks a guest around the gardens which in 1957 reflected former Director Richard Woolley's botanical designs. €й Copyright Helen Bailey Bayly. ...

The method for command line editing depends upon the value to which the environment variables EDITOR and/or VISUAL are set . ... To use the editing commands provided by the EMACS editor you would add the following line to your .profile file. ... Command line editing can also be turned on by using a shell command to set an option to one of the above values. ... If emacs or gmacs is set, command line editing is in the style of the EMACS editor; if vi is set editing is in the style of the vi editor. ...

XPA supports host-based access control for each XPA access point. You can enable/disable access control using the XPA_ACL environment variable. ... See XPA Access Points and Templates for more information about xpa templates. ... For example: xpaset -p xpa1 -acl "somehost -" will turn off all access control for somehost to the xpa1 access point, while: xpaset -p XPA:xpa1 -acl "beberly gs" will give beberly xpaget and xpaset access to the access point whose class is XPA and whose name is xpa1. ...

... Observing . ... Home Education Workshops at Adorama Astronomy Workshop: Observing Variable Stars from the City ? February 15, 2015 . ... Beyond New York City . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... Presented by€а Adorama €аFor the Amateur Astronomers Association of New York . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

.