... Bad Astronomy . ... Bitesize Astronomy . ... Last week's Snack talked about how black holes can affect the environment around them in such a way as to be very bright . ... It's a common misconception that black holes always have matter swirling into them. ... As this matter gets closer and closer to the black hole it piles up and a large, fairly flat disk forms. This is called the accretion disk , because matter from this disk accretes (that is, falls in) on the black hole. ... 2008 Phil Plait. ...

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• Phil Plait's Bad Astronomy: Misconceptions

The File System . ... Files are identified to the system using a unique identifier called the file specification , which can include disk and directory names as well as node names for accessing files across the network. On VMS systems, file names are usually thought of as having three parts *1 : the filename , the file type , and the version number . ... The full file specification, with node name, device, directory, file name, file type, and version being specified is shown in Figure 3.1 . ...

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• Fixed Target Confirmation Chart FAQ
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ATM Forum Message . Forums: . ... Discussion Forums | ... Please Look Over My Telescop Design Plans . Forum List | ... All, I am planning to publish this in the winter and I am wanting you experts to look over my astronomy guide for errors and suggestions. ... 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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• Off Topic: Looking For Help With Optical Device-like A Borescope - an Astronomy
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• Re: Amateur Astronomy And UFO's - an Astronomy Net UFO Forum Message

... Tonight's Sky . ... Sky this Month . ... Star Atlas . ... stars . ... The Sky This Week: April 1 - 10 . ... Observing springtime deep-sky objects with a large telescope . ... Why do some stars appear to flash a variety of different colors when you look at them through a telescope? ... So, Earthт??s atmosphere will bend some colors from especially bright stars more so than others, which makes the source look like itт??s flashing colors. Get instant access to subscriber content on Astronomy.com! ...

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• How were the constellation boundaries set? They appear pretty arbitrary. |

OptInt PmWiki : Pm Wiki / Page List Templates . ... template first:) . ... template last ...:) sections to specify output for the first or last page in the list or a group. ... template]] (:template defaults order=name:) (:template first:) Pages ordered by group (:template first {=$Group}:) Pages in group [[{=$Group}/]] (:template each:) * [[{=$FullName}]] (:template last {=$Group}:) {=$Group} contains {$$GroupPageCount} pages. (:template last:) {$$PageCount} pages total. [[#templateend]] . ...

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... Here are a few features of the tweets from the 221st meeting of the American Astronmical Society . ... The retweet numbers are close to the values that Twitter has for the tweets, which means that I can't have messed up too much (I wouldn't expect perfect agreement since Twitter does not guarantee that any search will return all matching tweets). The most re-tweeted accounts. ... Number of re-tweets . ... The number of tweets used in this analysis is and the graph accounts for of this total. ...

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• A quick look at tweets from the #AAS225
• A quick look at tweets from the #AAS223
• A quick look at tweets about JWST@SXSW

... Table specifications may only appear in the body of a dataset specification. There is not limit to the number of table specifications which may appear in a dataset specification, but within a dataset table names should be unique. ... table table-name rows label optional-expression < ... table item specifications ... > . ... There is no limit to the number of items which may appear in a table specification. The final optional expression can be used to direct deceit to execute a function. ...

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• Description

Follow-up astrometry and recoveries are made with the ANU 40 inch (1.0-m) f/8 reflector at Siding Spring Observatory (IAU code 413). ... A routine follow-up of 2003 WY153 on 2003 Dec 15 became much more than routine when a faint object with unusual motion vector was found close to the target asteroid. ... During routine astrometry with the 1.0-m to improve the orbit of the Apollo asteroid 2004 CB, the asteroid was found on March 30 to have a short tail! ... Siding Spring Survey Main Page . ...

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• Tornado near Coonabarabran 2005 Jan 20
• C/2006 P1 (McNaught)

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2014 September 1 . Airglow Ripples over Tibet . ... Explanation: Why would the sky look like a giant target? Airglow. Following a giant thunderstorm over Bangladesh in late April, giant circular ripples of glowing air appeared over Tibet , China , as pictured above . ... Now Available: APOD 2015 Wall Calendars . ... About APOD | ...

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• Creating a watermark effect
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Astronomy Picture of the Day . ... 1.09.2014 . ... Credit Copyright: Jeff Dai Explanation: Why would the sky look like a giant target? Airglow. Following a giant thunderstorm over Bangladesh in late April, giant circular ripples of glowing air appeared over Tibet , China , as pictured above. ... Now Available: APOD 2015 Wall Calendars . ... April . ... September 2014 . ... 2013 2014 . 2015 2016 . ... NASA Web Site Statements, Warnings, and Disclaimers . NASA Official: Jay Norris. ...

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• Journal "Peremennye Zvezdy"
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RTT150 . ... This search system is designed for generating the necessary information on series of pointings (observations of each source consist of sets of exposures with different filters and sometimes with different exposure times) for observed sources. Search results appear at the separate page as a table with the following data: . DATE - real (not evening!) observations date (in YYYY-MM-DD format); . ... Bin - minimal CCD binning mode (may vary during the observations); . ...

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ERR=<exit specifier>,... and/or .. END=<exit specifier>,.. The following I/O statements are recognized: READ, WRITE, OPEN, CLOSE, REWIND, BACKSPACE, INQUIRE, ENDFILE. < exit specifier > can be any one of the following: XWHILE, XREPEAT, XFOR, STOP, RETURN or < procedure name > . The exit specification must appear on the first line of the I/O statement. ... READ(1,FMT='(A)',END=XWHILE,ERR=ERRPRC) LINE WRITE(2,FMT='(1X,A)',ERR=ERRPRC) LINE CWHILE . PROC ERRPRC REWIND 1 REWIND 2 CPROC . ...

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• Set-related user input
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Each Apache configuration directive is described using a common format that looks like this: . ... This indicates the format of the directive as it would appear in a configuration file. This syntax is extremely directive-specific, and is described in detail in the directive's definition. ... If the directive has a default value ( i.e. , if you omit it from your configuration entirely, the Apache Web server will behave as though you set it to a particular value), it is described here. ...

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Federal Communications Commission (ix)(A) For a station authorized pursuant to § 73.215 or Sec. § 73.509, a showing that the root mean square (RMS) of the measured composite antenna pattern (encompassing both the horizontally and vertically polarized radiation components (in relative field)) is at least 85 percent of the RMS of the authorized composite directional antenna pattern (in relative field). ...

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• Chapter 11. Specifying OpenGL Environment Variable Settings
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These are very prominent absorption lines is most all galaxies. ... These pair of absorption lines will appear in all the spectra and they should be your principle source for determining the redshift. ... When this applet opens you will see an iconic representation of galaxies in the left hand side of the applet and a target area in the right side of the applet. ... Note: What you are doing in this excercise is identical to what Hubble did in the 1920's and you are using the same galaxies. ...

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• ELECTRICITY GENERATION

... Drag data has the following properties: . Drag action type (ie GDK_ACTION_COPY, GDK_ACTION_MOVE). ... A GDK_ACTION_COPY would be a typical drag-and-drop without the source data being deleted while GDK_ACTION_MOVE would be just like GDK_ACTION_COPY but the source data will be 'suggested' to be deleted after the received signal handler is called. ... Sent and received data format types ( selection target ) come into play only in your request and received data handler functions. ...

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• mod_mime_magic - Apache HTTP Server
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User catalogs allow you enter positions for your objects into a file, to save time during an observing run. ... Before diving into the details, here is an example: # default coordinate system and object # (these are the standard defaults, so if you like them you can omit this line) CSys=FK5; Date =2000; RotType= Object ; RotAng=0 # some random objects # Name Pos1 (e.g. RA) Pos2 (e.g. Dec) Options in keyword-value format NGC6543 rot 90 ... Object Data . Defaults . Catalog Options . ...

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Contents] [Prev page] [Next page] [Index] . Navigator 4 from Netscape, which is part of the Communicator product suite, includes three new areas of functionality that taken together give you Dynamic HTML. The three components of Dynamic HTML are style sheets, content positioning, and downloadable fonts. Used together, these three components give you greater control over the appearance, layout, and behavior of your web pages. ... Introducing Downloadable Fonts . ...

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• Conformance: requirements and recommendations
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... Apache HTTP Server Version 2.4 . ... User-specific directories . ... A request for http://www.example.com/~bob/one/two.html will be translated to: . ... http://www.example.com/users/bob/one/two.html . ... http://www.example.com/bob/usr/one/two.html . ... With a request for http://www.example.com/~bob/one/two.html , will try to find the page at ~bob/public_html/one/two.html first, then /usr/web/bob/one/two.html , and finally it will send a redirect to http://www.example.com/bob/one/two.html . ...

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... This program was created for correlating chosen regions in the series of fts images. ... Chosen regions' . ... In this section the program counts the integral for each region of the grid for each image. ... As a matter of fact, the integral is total brightness of the region and it is counted by 'int_tabulated' IDL function. ... In addition, the program will show the count of the regions which correlate with the corresponding region (the brighter region means the bigger count) and its contour. ...

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• Data bases of Natural Satellites. Documentation. Manual